Where “The Numbers Never Match” Comes From
A savings projection that does not match a homeowner’s actual bill is not automatically evidence of a bad-faith pitch, but it lands in a market where bad-faith pitches are a documented, recent problem, not a hypothetical one. Titan Solar Power’s June 2024 Chapter 7 collapse is directly tied in industry coverage to commission-driven sales staff who made exaggerated claims through its dealer network, and Momentum Solar separately settled a TCPA class action for $20 million to $30 million over unsolicited telemarketing calls, with final court approval on August 18, 2025. Those events sit inside a wider wave of more than 100 US solar company bankruptcies and closures since 2023.
A homeowner who says the numbers never match their bill is often reacting to that broader pattern, not accusing the specific rep in front of them of lying. The complaint deserves a real answer, not a defensive one.
Why “Trust Us” Doesn’t Work Anymore
Reassurance without mechanism is exactly what a homeowner has already heard from a company that oversold them, so repeating it, just more sincerely, does not rebuild anything. What actually works is walking through the specific assumptions a projection is built on, so the homeowner can see where a real gap could come from without anyone having lied to them.
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Book a Solar CallThe Three Assumptions Behind Every Projection
A solar savings projection is a forward estimate, not a guarantee, and it rests on three separate assumptions that can each drift independently of the others: the utility rate the homeowner will actually be charged over the life of the system, which projections typically assume will keep rising at a modeled escalation rate rather than staying flat; the homeowner’s own household usage pattern, which changes with a new appliance, an electric vehicle, or a lifestyle change no projection could have anticipated; and the system’s actual production, which depends on weather, shading that develops after installation, and normal equipment performance rather than the exact modeled output.
None of those three drifting is evidence of fraud. All three drifting in the homeowner’s favor, or all three drifting against them, is a coincidence a flat “trust the number” answer cannot explain, but naming which one is actually responsible for a specific mismatch can.
What Rebuilding Trust Looks Like in the Room
The practical version of this conversation starts with the actual bill in hand, not the original projection. Pull up the homeowner’s utility rate at signing versus their current rate, ask whether anything changed in the house, usage-wise, since installation, and check the system’s own production data against what was modeled. Most real mismatches trace to one of those three inputs specifically, and showing the homeowner which one, using their own account’s numbers, answers the objection in a way a generic reassurance never could.
| Assumption | What Can Shift It | How to Check It |
|---|---|---|
| Utility rate escalation | Rates rise faster or slower than the originally modeled escalation rate | Compare the rate at signing to the homeowner’s current utility rate |
| Household usage | A new appliance, an EV, or a change in who lives in the home | Ask what has changed in the house since installation |
| System production | Weather, new shading, or normal equipment performance | Check the system’s own production data against the modeled estimate |
Any one of these three can drift on its own without anyone having misrepresented the original projection.
What this means for you
- More than 100 US solar companies have failed since 2023, and documented cases like Titan Solar Power and Momentum Solar are why a homeowner’s skepticism about savings numbers is reasonable, not paranoid.
- A savings projection rests on three separate assumptions, utility rate escalation, household usage, and system production, and any one of them can drift without anyone having lied.
- Naming which specific assumption is behind a real mismatch, using the homeowner’s own account, rebuilds more trust than repeating the original promise.
- Defensive reassurance rarely works on a homeowner who has already heard sincere-sounding promises from a company that oversold them.
Sources
The external data in this guide draws on the sources below. Figures described in the text as estimates or industry triangulations are directional and are not attributed to a single dataset.
- EnergySage, is big solar in big trouble
- ClassAction.org, Momentum Solar TCPA settlement
- Solarinsure, complete list of solar bankruptcies and closures