Accessory Dwelling Unit ADU Plans, Designs & More

An Accessory Dwelling Unit (ADU) is a secondary housing unit on a single-family residential lot. ADUs provide additional living space, increase property value, and offer rental income opportunities. Location dramatically impacts pricing—California and Pacific Northwest costs run % higher than Midwest or Southern states. Prefab ADUs may reduce costs by 10-25% versus site-built construction. Budget an additional 10-15% for contingencies, plus permit fees ($3,000-$15,000) and utility connections ($5,000-$20,000). Final costs depend on size, finishes, local labor rates, and site conditions.

Use large materials with sleek patterns for your ADU design ideas. Add large windows to blend contemporary and rustic touches in your ADU spaces. Mix files of various patterns and add some potted plants, colorful textures, and hanging chairs. The eclectic and colorful choices will give a vibrant bohemian yet relaxing ambiance to your ADU spaces. Add concrete floors, modern art patterns, and some white and black palettes to your ADU design ideas.

What Stage is Your Accessory Dwelling Unit At?

ADUs typically increase property values by 20-30%, often exceeding construction costs and creating immediate equity. A $150,000 ADU might add $180,000-$250,000 to property value depending on location and rental market strength. Beyond direct value increase, ADUs make properties more desirable—they sell faster and attract more buyers than comparable homes without ADUs. Rental income provides ongoing returns, with well-located ADUs often generating 5-8% annual returns on construction costs.

Exterior and Interior Materials

You may also need to secure permits for utility connections such as water, electricity, and gas. Yes, you need a permit from your local jurisdiction to build habitable living space on your property. If the space is non-habitable, and is under 200 sq ft, then sometimes you do not need a permit. But, in the case of building habitable living space, you’re always required to obtain a building permit. An accessory dwelling unit, usually just called an ADU, is a secondary housing unit on a single-family residential lot.

Build Faster. Use Less Energy. Get More From Your Property.

The style is characterized by a seamless flow between indoor and outdoor spaces, often incorporating outdoor patios and large sliding glass doors. Your property has untapped potential—unlock it with ADU Express. We specialize in fast, high-quality ADU construction, helping homeowners maximize their space and generate additional income. Whether you’re looking for rental revenue, a home for family, or increased property value, we deliver custom ADUs quickly and efficiently.

• Gil and his amazing team just completed my ADU project in less than five months.
• Submit plans showing compliance with local ADU regulations including size limits, setbacks, height restrictions, and parking requirements.
• Detached ADUs are standalone structures in your backyard, offering maximum privacy and full design flexibility.
• The website has a good section of FAQs and offers an instant quote with no hidden costs.
• Our experts create a plan that fits your needs while handling approvals.
• I’m thrilled with the final product and will absolutely be using GoADU again for my next project.
• Let’s broaden that mental model by exploring and understanding the range of common ADU types.
• Having an extra space by your side to rent or move in is always a much-preferred idea in today’s urban eras.
• We pay meticulous attention to detail and durability to provide homes that stand the test of time.
• The Summit is a 364 square feet model measuring 14 feet by 26 feet.
• Most cities now allow ADUs in residential zones, but specific requirements vary.
• Use simple furnishings with neutral colors and a mix of natural materials.
• Interiors might feature crown molding, wainscoting, and traditional cabinetry, offering a timeless and elegant living space.

Full-Service ADU Solutions Tailored to Your Needs

It uses the land efficiently and provides convenient support for multi-generational living. No wonder people are rigorously looking for some amazing ADU design ideas to make the space stand out. It’s a self-contained living space located on the same plot as the primary residence. It may be attached or detached and can be used to either rent or create a space for children or elder family members. You can move here to stay in proximity with your family as well as have independence. The cost of building or purchasing a prefab ADU can vary depending on various factors, such as location, size, materials, and customization.

Rustic designs often feature elements like exposed beams, barn doors, and vintage fixtures, making them perfect for those who love a homey, farmhouse aesthetic. If you’ve been browsing housing options recently or watching the news, you’ve probably come across the term accessory dwelling unit or ADU. Building in California, Seattle, or Boston costs significantly more than building in Texas, Arizona, or the Midwest. Urban areas with higher labor costs and stricter regulations increase expenses.

For creating eco-friendly ADUs, you can use sustainable building materials. Add energy-efficient appliances, solar-paneled structures, and some low-flow fixtures. Try and optimize insulation to reduce energy consumption and be more sustainable in your approach.

Villa Homes The H450

A trusted adu team begins with a clear consultation to understand your goals for an accessory dwelling unit. We review design, floor plans, space, bedrooms, and a bathroom or second bathroom, then scope construction, building timelines, and sqft. Our adu expert guides homeowners on adu services, adu plans, and adu homes so your property gains usable room, a quiet kitchen layout, and potential income. We coordinate with your contractor and builders so the process in southern california stays on budget, code compliant, and easy to navigate. Your adu contractor handles permitting and adu construction while planning a garage conversion that respects accessory and conversion needs in your backyard.

How does an adu contractor manage adu construction for a backyard garage conversion that fits your property?

Submit plans showing compliance with local ADU regulations including size limits, setbacks, height restrictions, and parking requirements. Building inspections occur at key phases—foundation, framing, rough-in, and final. You cannot legally occupy or rent an ADU without a certificate of occupancy proving code compliance.

Factory-built ADUs: a faster path to a finished unit

In high-demand rental markets, ADUs can be a significant financial boon. ADUs are known by many names, including granny flats, in-law suites, backyard cottages, and secondary suites. They offer a flexible housing solution for a variety of needs, from accommodating family members to generating rental income. These options provide the perfect solution for those looking for a quick and efficient way to add living space to their backyard.

We test multiple design paths, refine room adjacencies, and ensure construction details meet the property’s constraints in los angeles. An Accessory Dwelling Unit (ADU) is a secondary residential unit located on the same lot as a primary single-family home. These units can be either attached to the main house, such as a converted garage or basement, or detached, like a standalone cottage in the backyard.

Why Choose Ingenuity Construction Group As Your ADU Builder?

The team created an adaptable panel-based building system with unparalleled speed, quality, and sustainability. The Dwellito ADU company offers prefab ADU or site-built options, providing a wide range of ADU plans in a convenient do-it-for-me (DIFM) service. Imagine transforming your backyard into a source of passive income or creating the perfect, independent living space for family members.

This depends on what your local zoning code says is permissible. In other cases, an ADU may not be allowed, but alternatives such as a guest house or a detached office or bedroom with a bathroom may be allowed. Use accessory dwelling unit builders near me fiberglass or acrylic tub/shower surrounds—one-piece units eliminate leak-prone seams. Wall-mounted vanities make small bathrooms feel more spacious.

Contact The Team:

• Add a wood-burning stove with exposed wooden beams and stone accents for a rustic cabin feel.
• The Meka Modular ADU builders specialize in innovative construction and assembly techniques, aiming to provide enhanced value to customers.
• The cost of building or purchasing a prefab ADU can vary depending on various factors, such as location, size, materials, and customization.
• Stock cabinets at $75-$150 per linear foot provide adequate storage.
• Hiring Go ADU for my project was finding a gem in a sea of contractors.
• We pride ourselves on our customer-centric approach, working closely with you to bring your vision to life while providing innovative solutions and personalized service.
• Add floor-to-ceiling glass and use minimal frames with an open floor plan.
• These will add a peaceful and tranquil ambiance to your space with natural and appealing elements.
• California has long grappled with a severe housing shortage and skyrocketing real estate prices.
• Place outdoor showers and get a vibrant, lush, tropical ambiance in your ADUs.
• Add intricately patterned tiles and textiles with some hanging lanterns.
• Full-service assistance from design to permits and construction, ensuring a seamless and stress-free experience.
• Seattle provides the nation with a cautionary tale of the fear that surrounds the idea of ADUs amongst some neighborhood associations.

Keep costs reasonable by choosing garage conversions or attached ADUs over detached new construction when possible. Standard windows, doors, and fixtures from major suppliers beat custom options by 30-50% without sacrificing quality. Keep the kitchen and bathroom in one “wet wall” to minimize plumbing costs since running pipes is expensive.

Smarter ADU Floorplan Guidance

At average construction costs of $150,000-$200,000, rental income often provides 5-8% annual returns. Beyond financial returns, ADUs provide flexibility for housing family members or home offices. An Accessory Dwelling Unit (ADU) is a secondary housing structure built on the same lot as a primary residence. These units are self-contained, featuring their own kitchens, bathrooms, and living spaces.

Create your ADU design ideas mobile, which can be easily moved from one place to another. Use a compact design and add multifunctional furniture with many storage options to make it more convenient to use. Today’s ADUs can be outfitted with sustainable features such as solar panels, LED lighting, and Energy Star appliances. There’s also the option to use recycled materials in construction, reducing the environmental impact and making your unit even more eco-friendly. I also considered the reputation of the prefab ADU companies and the designs they already had available versus trying to customize the space. There are notable distinctions between prefab and stick-built options.

Costs run highest ($150,000-$300,000+) due to complete new construction, but rental potential and property value increase justify the investment. Garage conversion ADUs transform existing garages into living space, offering the most affordable option ($80,000-$150,000) since walls, roof, and foundation exist. Many cities waive parking replacement requirements for garage conversions. Downsides include losing garage storage and often limited natural light.

Instant Living 430

Download my free eBook of ADU Design Principles to take your knowledge to the next level. Among other demographic factors at play, single person households have become extremely common in major cities, representing more than ⅓ of the households of many cities. These units share a wall with the primary residence, such as a basement apartment or a garage conversion. This isn’t a stack of materials, and it’s not a pre-built box.

Was it literally just the oven and kitchen sink that weren’t permitted? These nuances are important to understanding how significant the zoning and building code violations actually are. We’ll talk about how much they cost to build, how to pay for them, and the return on investment. Finally, we’ll review the entire step-by-step process to ADU development from start to finish.

Check out the statistics to get an idea of how the numbers vary in America’s biggest cities. New ADU builders are joining the ADU market daily to meet the demand for this small structure. This impressive ADU builder offers instant home installation within 30 days, following a comprehensive “Soup-to-Nuts” approach.

Garage conversions take shortest at 4-6 months since the structure exists. Site-built detached ADUs require 6-10 months including design (4-8 weeks), permits (2-12 weeks), and construction (4-7 months). Prefab or modular ADUs reduce timelines to 3-6 months through factory construction, though site prep and permits still take time. Cities with streamlined ADU permitting processes significantly accelerate timelines.

Quick Solutions, Quality Spaces. Turn Space into Income.

ADUs are also seen as an environmentally friendly housing option. They typically require fewer resources to build and maintain compared to new single-family homes. Moreover, ADUs can contribute to more sustainable urban development by increasing density without the need for sprawling new developments. This can reduce the overall carbon footprint of housing in California.

It will be a retro style to add a unique ambiance and a touch of nostalgia to your ADU. Add exposed Dutch work and concrete floors with some metal and wood accents all around. This will give a unique blend of urban spaces and industrial elegance to your ADU space. Add log walls and some woodland décor with an additional stone fireplace to elevate the charm. These will give a rustic and cozy appeal to your ADU design ideas.

Our experts create a plan that fits your needs while handling approvals. Add intricately patterned tiles and textiles with some hanging lanterns. This exotic and vibrant design for your ADU will create a pretty Moroccan décor for your place. Create an A-frame roof and add wooden interiors with a stone fireplace.

One of the things that impressed me most was the cleanliness of their worksite. Their attention to detail and commitment to a clean workspace made the entire process a breeze. We are a family-owned and operated company with a passion for ADU planning and construction, serving the Los Angeles community since 2017. We have personally experienced the life-changing impact of Accessory Dwelling Units, inspiring us to share these benefits with our valued clients.

• In my research, I found seven of the best prefab ADUs that balance customization and cost-savings.
• The Bay Area is experiencing a boom in the construction of Accessory Dwelling Units (ADUs), and it’s not hard to see why.
• The next logical question is, “How much value does an ADU add?
• A $150,000 ADU might add $180,000-$250,000 to property value depending on location and rental market strength.
• Add some cozy furnishings for a comfortable and practical experience of hosting guests in your ADUs.
• It may be attached or detached and can be used to either rent or create a space for children or elder family members.
• Add high-end furniture and additional features for a comfortable stay in the ADUs.
• Add bright colors and combine them with some exotic plant species.
• ADUs can yield $1,500 – $3,000 a month in rent or even more, depending on your location, the size of the ADU and the number of rooms it has.
• Yet, most of our legacy housing stock, and even our new residential housing stock, is designed for families of 4 or 5 people.
• Whether that habitable living space in the backyard can be classified as a house, is another matter.

I focused on 250 sq ft to 500 square foot options to allow for enough space for my daughter to live comfortably but could accommodate an office in the future. Stick-built ADUs are constructed on-site, offering customization but at a higher cost and longer construction time. The Solo 2 is an entry-level Accessory Dwelling Unit with 384 square feet measuring 16 feet wide and 24 feet deep. Bay Modular ADU company offers services from delivery to installation and site preparation.

This design often features large windows, neutral color palettes, and high-quality, functional materials. The goal is to create a sleek, simple, and efficient living space that feels larger than it actually is. ADUs need water, sewer/septic, electricity, and heating/cooling like any residence. Most ADUs connect to the main house’s existing utilities through sub-meters or shared connections, which costs significantly less than separate utility services. Electrical service typically runs through a sub-panel from your main electrical panel ($1,500-$3,000). Water and sewer lines extend from the main house’s plumbing ($3,000-$10,000 depending on distance).

Full-service assistance from design to permits and construction, ensuring a seamless and stress-free experience. Use repurposed shipping containers to give an industrial appeal to your ADU spaces. These will be aesthetically pleasing, modern, as well as eco-friendly ADU design ideas. Create a private entrance and add a pretty kitchenette to your ADU design ideas.

How long does ADU construction take?

An accessory unit is a secondary and architecturally diminutive unit on a property that already has a primary residential unit. Austin, Texas has also experienced a substantial bump in ADU development since legislative zoning changes in 2015. Expect to secure permits for electrical, plumbing, structural work, among others. Partnering with a company like HOMEPLEX ensures compliance with local codes. Tight sealing and high insulation help reduce heating and cooling costs, often by up to 60%. Whatever your goal, you can choose a kit designed to support it.

Villa Homes is the largest ADU builder in California, offering 15-floor plans with customizable interior finishes. Well, for starters, most households in the United States are now 1 and 2 person households. Yet, most of our legacy housing stock, and even our new residential housing stock, is designed for families of 4 or 5 people. While their structural forms vary, ADUs share many common traits and face similar design and development challenges.

From initial design concepts to permits, construction, and financing, we offer a seamless, all-in-one solution customized to your needs. With owner involvement at every stage, your project is in caring and capable hands. We help you choose an ADU layout that fits your property, budget, and goals (rental, family, office). High-quality construction, completed on time—so you can enjoy your new space sooner.

• Get detailed bids from at least three contractors based on identical plans and specifications.
• Detached new construction ADUs cost $150,000-$300,000+ depending on size and finishes.
• You can move here to stay in proximity with your family as well as have independence.
• But, in the case of building habitable living space, you’re always required to obtain a building permit.
• Here is one of the better ADU cost calculator I have come across.
• ADU construction timelines range from 4-12 months depending on type and local permit processing.
• Add unique architectural details and some modern upgrades to your ADU design ideas.
• Whether it’s accommodating aging parents, providing a space for adult children, or generating rental income, ADUs offer a flexible housing solution.
• We have personally experienced the life-changing impact of Accessory Dwelling Units, inspiring us to share these benefits with our valued clients.
• We help you connect the dots so the project stays coordinated from concept to move-in.
• The Alon 240 is a compact ADU measuring 240 square feet, with dimensions of 20 feet by 12 feet.
• Attached ADUs share at least one wall with the main house, reducing costs ($100,000-$200,000) since they use existing foundation and utilities more easily.
• As a family-operated business, Adusolutionsla values integrity, quality, and community.
• Availability and funding rounds can change—so we treat this as a “check current status” item during planning.
• Beyond direct value increase, ADUs make properties more desirable—they sell faster and attract more buyers than comparable homes without ADUs.

• The Summit is a 364 square feet model measuring 14 feet by 26 feet.
• Garage conversions take shortest at 4-6 months since the structure exists.
• California has offered the CalHFA ADU Grant Program (up to $40,000) to reimburse certain pre-development costs (design, permits, site prep, etc.).
• Rental income provides ongoing returns—ADUs rent for $1,200-$3,000+ monthly depending on location.
• I almost passed this option because the website was underwhelming until I found their pictures!
• When I moved to DC, my first home had an informal ADU in the basement.
• I’m thrilled with the final product and will absolutely be using GoADU again for my next project.
• An Accessory Dwelling Unit (ADU) is a secondary housing structure built on the same lot as a primary residence.
• The website has a good section of FAQs and offers an instant quote with no hidden costs.
• I’m a total sucker for a shed-type roof with transom windows, you know?
• Many cities eliminated parking requirements for ADUs to encourage construction.
• Submit plans showing compliance with local ADU regulations including size limits, setbacks, height restrictions, and parking requirements.
• We pay meticulous attention to detail and durability to provide homes that stand the test of time.
• Detached ADUs are standalone structures in your backyard, offering maximum privacy and full design flexibility.
• Whether you can build a backyard ADU depends on your local zoning regulations.

I just wrapped up an ADU project with Go ADU, and I’ve got to say, I’m really happy with how it turned out. They kept the site super clean, which isn’t always the case with contractors. There were a couple of hiccups, but they were quick to let me know and always had a plan to keep things moving.The final result looks great—exactly what I was hoping for. I hired Go ADU Construction to build an ADU for us, it just got completed. They finished the job within the exact time frame that they promised. Experience a personalized approach to ADU construction with GO ADU.

• The eclectic and colorful choices will give a vibrant bohemian yet relaxing ambiance to your ADU spaces.
• For kitchens, use apartment-sized appliances that fit small spaces while providing full functionality.
• Here is one of the better ADU cost calculator I have come across.
• Characteristics include gabled roofs, wide front porches, and exposed wooden beams.
• ADU construction timelines range from 4-12 months depending on type and local permit processing.
• Most ADUs connect to the main house’s existing utilities through sub-meters or shared connections, which costs significantly less than separate utility services.
• From day one, they had a game plan that made sense and kept the project on track.Their transparency was refreshing.
• The dark sections represent the percent of one person households in 2014.
• You can move here to stay in proximity with your family as well as have independence.
• It’s a self-contained living space located on the same plot as the primary residence.
• Availability and funding rounds can change—so we treat this as a “check current status” item during planning.
• Beyond direct value increase, ADUs make properties more desirable—they sell faster and attract more buyers than comparable homes without ADUs.
• Use whitewashed wood with nautical décor for a breezy vibe in your ADU design ideas.

Add bright colors and combine them with some exotic plant species. Place outdoor showers and get a vibrant, lush, tropical ambiance in your ADUs. Add pretty wrap-around porches with some rocking chairs and shutters. These will give a warm and welcoming southern aesthetic appeal to your ADU spaces.

Whether you can build a backyard ADU depends on your local zoning regulations. Most cities now allow ADUs in residential zones, but specific requirements vary. Contact your planning department early as regulations change frequently as cities encourage more housing. Gil leads his team with honesty and a client-first mindset, qualities that are rare in the construction industry.

Understand which changes are necessary (surprise site conditions, code requirements) versus nice-to-haves you can defer. Our projects are designed with long-term value in mind, ensuring your investment appreciates over time. We pay meticulous attention to detail and durability to provide homes that stand the test of time. As a family-operated business, Adusolutionsla values integrity, quality, and community. We are committed to building high-quality, long-lasting structures that enhance your property’s value and serve your family’s needs for generations. ADU offers four ready-to-go designs, along with fully custom options.

Floor Plans

When learning about a new design concept like an ADU, it’s natural to want to know exactly what that concept looks like in the flesh. We want to embed the ADU design concept in or brains as a tangible object that we can mentally reference. Let’s broaden that mental model by exploring and understanding the range of common ADU types.

• For one thing, the fact that they’re secondary housing units on single-family residentially zoned lots puts ADUs into a unique category.
• The contributory value of additions such as adding an ADU, guest house, or in-law suite, are difficult to measure.
• Homeowners get a predictable path from design to construction, with adu features that fit the property, the backyard, and long-term maintenance.
• Electrical service typically runs through a sub-panel from your main electrical panel ($1,500-$3,000).
• Craftsman-style ADUs are known for their attention to detail and use of natural materials.
• If the space is non-habitable, and is under 200 sq ft, then sometimes you do not need a permit.
• These will give a rustic and cozy appeal to your ADU design ideas.
• Create an A-frame roof and add wooden interiors with a stone fireplace.
• Create walls full of large windows to bring in the outside views and create a stunning visual appeal in your ADU design ideas.
• They offer less privacy than detached options and may require soundproofing between units.
• We want to embed the ADU design concept in or brains as a tangible object that we can mentally reference.
• Rustic ADUs bring the charm of country living to urban and suburban settings.
• Factory-built modular units installed on-site, reducing construction time and costs.

ADUs come in various sizes and designs, typically ranging from 400 to 1,200 square feet. They are fully equipped with their own kitchen, bathroom, living area, and sleeping quarters, making them a self-contained living space. This resource equips property owners with strategies to build profitable ADUs that maximize rental income, increase property value, and minimize maintenance costs.

This will add a touch of sleek and sophisticated city ambiance to your place. Add sliding Shoji screens, tatami mats, and a mini Zen garden space to your ADU design ideas. These will add a peaceful and tranquil ambiance to your space with natural and appealing elements. Backyard prefab ADUs are a fantastic way to increase cash flow, create housing in urban areas, house a family member, create an in-law suite, or create a home office.

The term “accessory dwelling unit” might sound institutional, but it’s the most commonly-used term across the country to describe this type of housing. Because the full name is a mouthful, we use the shorthand “ADU” instead. Need financing for your accessory dwelling unit construction project? Secure specialized construction loans today and get the capital you need to start building your investment property. Luxury vinyl plank (LVP) flooring works perfectly in ADUs at $2-$5 per square foot installed.

A JADU (Junior ADU) is typically smaller and often created within the existing home footprint (rules vary). If you’re deciding between an ADU and JADU, we can help you compare tradeoffs based on your goals. We help you connect the dots so the project stays coordinated from concept to move-in. Our expert team of designers and builders handles everything from planning to construction. Use simple furnishings with neutral colors and a mix of natural materials. The modern design will give a minimal and contemporary vibe to your ADU spaces.

• Expect to secure permits for electrical, plumbing, structural work, among others.
• Building inspections follow the same pattern as other construction—foundation, framing, rough-in for utilities, insulation, and final inspection.
• These options provide the perfect solution for those looking for a quick and efficient way to add living space to their backyard.
• Their attention to detail and commitment to a clean workspace made the entire process a breeze.
• Attached ADUs share at least one wall with the main house, reducing costs ($100,000-$200,000) since they use existing foundation and utilities more easily.
• Detached new construction ADUs cost $150,000-$300,000+ depending on size and finishes.
• Beyond financial returns, ADUs provide flexibility for housing family members or home offices.
• It will create a cozy and rugged ambiance, ideal for colder climates.
• We adhere to local building codes and regulations, using high-quality materials and skilled craftsmanship.
• Use double-pane vinyl windows with Low-E coatings throughout at $300-$600 each installed.
• But, in the case of building habitable living space, you’re always required to obtain a building permit.
• Finally, we’ll review the entire step-by-step process to ADU development from start to finish.

At Adu Solutions La, we specialize in high-quality new construction tailored to the way you live. Whether it’s a custom home, an elegant guest house, or a refined rental property, we offer a fully managed, stress-free experience with meticulous attention to detail. I couldn’t be happier with the work Go ADU did on my garage conversion. They were professional, efficient, and communicated every step of the process. The finished product is stunning, and I’ve already rented it out! If you’re considering an ADU project, I highly recommend them.

For one thing, the fact that they’re secondary housing units on single-family residentially zoned lots puts ADUs into a unique category. ADUs also have some other distinguishing characteristics that help further define, differentiate, and distinguish them from other housing types. Get detailed bids from at least three contractors based on identical plans and specifications. The lowest bid isn’t always best—look for contractors who catch potential issues in your plans, suggest value engineering ideas, and provide clear timelines. Read online reviews but weight recent references more heavily.

Cash-out refinancing replaces your existing mortgage with a larger one, taking the difference in cash. Some cities and states offer ADU-specific loan programs—check with your local housing authority. Specializing in new construction projects across California, Adusolutionsla offers tailored building solutions that prioritize craftsmanship and durability. We work with clients from concept to completion to ensure your vision becomes reality.

They provide assistance with permits, project management, and even a free property assessment. The website has a good section of FAQs and offers an instant quote with no hidden costs. The Instant Living 430 model is 430 square feet measuring 15 feet by 29 feet. I learned in the countless hours I spent diving further into the tiny house and ADU world. I may have seen so many ADU companies and ADU builders just to realize how many options exist.