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What Is a Professional Services Agreement?

EDUCATION

What Is a Professional Services Agreement?

Mar 7, 2026

One of the first questions homeowners ask when planning a remodel is, naturally, “How much will it cost?” We understand why.


Before investing in a new kitchen, primary bathroom, finished basement, outdoor living space, or whole-home renovation, you need to know whether your vision aligns with your budget.


But a detailed remodeling price cannot be created from a short conversation and a few inspiration photos alone. Before we know exactly what we are building, we need to define the design, scope, materials, finish level, and construction requirements.


That is the purpose of a Professional Services Agreement, often called a PSA.


What Is a Professional Services Agreement?

A Professional Services Agreement covers the design and pre-construction work needed to turn your initial remodeling ideas into a complete, buildable plan.


During this phase, we take the time to understand what you want your home to look like, how you need it to function, and which details matter most to you. We then begin developing the design, selections, specifications, scope of work, and budget.

Instead of pricing an undefined idea, we create a clear plan based on real decisions.

Depending on the size and complexity of your project, the PSA may also include coordination with architects, engineers, designers, surveyors, or other construction professionals. The goal is to gather the information needed before the construction agreement is prepared—not after work is already underway.


Why Can’t a Contractor Provide an Exact Price Right Away?

A preliminary range can help determine whether a project is generally compatible with your investment goals. However, it is not the same as a complete construction price.

Consider a kitchen remodel. The final cost can be influenced by the layout, cabinetry, countertops, appliances, flooring, lighting, plumbing, electrical work, structural changes, and level of finishes selected. Even two kitchens of a similar size can require very different investments.


The same is true for bathrooms, basements, decks, outdoor living areas, and whole-home renovations. Until those details are defined, a contractor would have to base the price on assumptions.

Our PSA process replaces those assumptions with actual selections, specifications, and project requirements. This allows us to develop the information needed for an accurate, guaranteed lump-sum construction price.


What Happens Before the PSA?

Our process begins with a conversation.

We want to understand the space you are considering remodeling, what is no longer working, and what you hope the finished project will accomplish. We will also discuss your preferred timeline, general budget, inspiration, finish level, and where you currently are in the planning process. Some homeowners contact us with detailed drawings and a clear list of selections. Others have a collection of inspiration photos and need help determining what is possible. You do not need to arrive with every decision already made.


An initial site visit allows us to see the property, discuss the project in greater detail, and consider whether there are any visible conditions that could affect the plan. From there, we can provide a preliminary range-of-cost discussion and explain what will be needed to develop the project properly.


What Is Included in the Pre-Construction Process?

Every remodeling project is different, so the exact services included in a PSA will depend on the size and complexity of the work. A smaller bathroom renovation may require fewer design and planning hours than a whole-home remodel involving structural changes, custom cabinetry, multiple rooms, and outside engineering.


In general, the pre-construction phase may include the following areas:

  1. Developing the Design

This is where your ideas begin taking shape.

We consider the existing space, your priorities, and the way you want to use the finished room. The design may address layout changes, storage, traffic flow, architectural details, fixtures, lighting, finishes, and how the remodeled area connects with the rest of your home.


Our design-build approach allows the design and construction sides of the project to remain coordinated. When additional professionals are necessary, we can help facilitate work with preferred designers, architects, engineers, and other specialists. You receive one primary point of contact rather than being left to manage several disconnected providers on your own.


  1. Defining the Scope of Work

A complete scope of work explains what will actually be included in the remodel.

For example, “update the bathroom” could mean replacing a vanity and fixtures, or it could involve reconfiguring the layout, relocating plumbing, building a custom shower, installing new cabinetry, and changing the lighting.


Those are very different projects. The PSA gives us the opportunity to document the work in greater detail so you can understand what is included before signing the construction agreement.


  1. Choosing Materials and Finishes

Material selections affect the appearance, performance, price, and schedule of your remodel.

During pre-construction, we help identify the fixtures, finishes, and products needed for your project. Depending on the space, this may include cabinetry, countertops, tile, flooring, plumbing fixtures, lighting, hardware, appliances, and architectural details.


Completing these decisions early helps us price the correct products and plan around their availability. It also reduces the risk of rushed choices and preventable delays after construction begins.


  1. Developing the Budget

As the design, scope, and selections become more specific, the budget becomes more reliable.

We can compare the developing plan with your priorities and investment goals, then make thoughtful adjustments where needed. This may include revising part of the scope, considering a different material, or identifying where a larger investment would make the greatest difference.


This process is sometimes called value engineering. It is not simply about making everything less expensive. It is about finding the strongest balance between cost, quality, function, and the finished result.


  1. Coordinating Technical Services

Certain projects require services beyond standard design and estimating.


Structural changes may call for engineering. An addition or complex remodel may require architectural plans. Some projects need surveying, investigation, renderings, permit preparation, or limited demolition and discovery. When those services are necessary, we help coordinate them as part of the larger project-development process.


What Is Demolition and Discovery?

Not every important detail is visible during an initial walkthrough. Existing plumbing, wiring, framing, water damage, or previous construction work may be concealed behind walls or beneath finished surfaces. In some cases, limited demolition or discovery is needed to better understand those conditions before the final project price can be established.


Performing that investigation during pre-construction can help uncover relevant information earlier, when it can still be incorporated into the design and budget. It may not eliminate every unforeseen condition—remodeling an existing home will always carry some unknowns—but it can reduce avoidable surprises.

Is a PSA the Same as the Construction Agreement?

No. They serve two different purposes.


The Professional Services Agreement covers the work required to develop and plan your project. The construction agreement covers the work required to build it.


Once the PSA phase is substantially complete, we meet with you to review the finished project plan. We discuss the scope of work, pricing, payment structure, timeline, logistics, communication, and any remaining concerns.


You will also meet your project manager and understand who will be coordinating the work before construction begins. After the design and production plan are approved, we prepare the construction agreement and walk through its details with you.


Does a PSA Require You to Move Forward With Construction?

Signing a Professional Services Agreement does not obligate you to enter into a construction agreement with Average Joe Construction.


The PSA is a separate phase of professional work. Should you choose not to begin construction immediately, you still retain the designs and plans completed through that agreement for future use.

You are responsible for the professional services completed and any approved outside costs incurred during the planning process, but you are not automatically committed to the building phase.


Why Not Simply Choose the Lowest Bid?

It makes sense to compare contractors before committing to a remodel, but the lowest price does not always represent the best value.


Two contractors may provide very different estimates because they are not necessarily including the same materials, preparation, craftsmanship, project management, or warranty coverage. A lower bid may also leave important details undefined or rely on allowances that do not reflect the finishes you actually want.


Our goal is not to produce the lowest possible number by reducing the quality of the work. We focus on creating a well-developed project that balances performance, craftsmanship, and your overall investment. When the design, selections, and scope are clearly defined first, you can evaluate the true project—not simply compare numbers built around different assumptions.


How Does a PSA Make Remodeling Easier?

A remodel includes many connected decisions. The layout can affect plumbing and electrical work. Material choices affect ordering and scheduling. Structural conditions can influence the design. A late selection may delay several other parts of construction. Without a defined pre-construction phase, those decisions often continue into the building process, when changes become more disruptive and expensive.


The PSA brings them forward.


By the time construction begins, you have a much clearer understanding of the design, scope, materials, expected investment, project team, and overall plan. Our team can then focus on executing the work instead of trying to design major parts of the project while actively building them. For busy homeowners, that structure can make the remodeling experience feel far more organized and manageable.


Is a Professional Services Agreement Worth It?

For a substantial home remodel, planning is not separate from the project. It is an essential part of the project. A Professional Services Agreement allows us to dedicate the necessary time to understanding your vision, developing the design, coordinating selections, investigating relevant conditions, and preparing dependable pricing.


It creates a stronger foundation for the construction agreement and gives everyone a clear reference point moving forward. Most importantly, it helps protect the vision you started with—so the home you imagined is much closer to the home you receive.


Ready to Begin With a Better Plan?

Average Joe Construction provides full-service remodeling for kitchens, bathrooms, basements, whole homes, exteriors, decks, and outdoor living spaces throughout Johnson County and the greater Kansas City area.


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