SolarCleaningBossPro Blog — Billing & Payments

Line Items Customers Understand: Panels, Minimums and Add-Ons on a Solar Cleaning Invoice

Customers rarely argue with a price they understand. They argue with a number they cannot explain. Line items are how a solar cleaning company turns one number into a short list that makes sense: this many panels, this kind of roof, these extras. Once a customer can see the parts, the total stops being a surprise.

Why Line Items Matter

The basics of who, where, when and how to pay are covered in Invoicing Solar Panel Cleaning Jobs: What Every Invoice Needs to Say. This guide is about the middle of the invoice, the part that explains the price.

In SolarCleaningBossPro, line items come from your service list, the same list you use to build estimates. That means the invoice speaks the same language as the quote the customer approved. A customer who approved “24 panels at $6 a panel plus a 2-story add-on” sees exactly that on the invoice.

The Panel Line

The main line on most residential invoices is the cleaning itself, priced per panel. The panel count is stored on the job, along with the mount (roof, ground mount or carport), roof stories and pitch. It was entered once when the job was set up and shows on every visit after, so the tech, the office and the invoice all work from the same number.

Show the count and the unit price, not just the total. “Panel cleaning — 24 panels × $6” answers the question before it is asked. If a customer adds panels to their system later, update the job once and every future invoice follows.

The Minimum Charge

Small systems cost almost as much to visit as big ones. The truck still drives there, the water system still gets set up and the ladder still comes off the rack. A minimum charge, such as a $120 minimum, covers that. On the invoice, show it plainly: “Minimum service charge” rather than quietly raising the per-panel price for small roofs. The next guide, The Minimum Charge on a Solar Cleaning Invoice: Showing It Without an Argument, goes deeper on wording.

Story and Pitch Add-Ons

A single-story ranch with a low-pitch roof is a different job from a three-story house with a steep roof. The second needs more ladder, more setup, more fall protection and more time. Rather than one price that is too high for easy roofs and too low for hard ones, use add-ons from your service list:

• 2-story add-on for second-story roofs.
• 3+ story add-on for taller buildings.
• Steep-pitch add-on for roofs where safe footing takes extra time.

Because the roof stories and pitch are part of the panel details on the job, the right add-on is obvious every time. Customers with easy roofs pay less, and customers with hard roofs can see why they pay more.

Extras: Bird Proofing, Critter Guards and Inspection

Extras should always be separate lines. Mixing them into the cleaning price makes it look like your cleaning price went up.

• Bird proofing is usually priced per panel, since the mesh runs around the edge of the array. Show the panel count it covered.
• Critter guards can be priced per job or per run, whatever fits your service list.
• Inspection, a visual check of the array and wiring you can see, is worth its own line if you charge for it.

When bird proofing is installed once, the cleaning lines on later invoices go back to normal. A customer who sees bird proofing listed again on a regular cleaning will call, so make sure one-time extras are billed once.

What Not to Put on the Invoice

Some things make invoices harder to read:

• Vague fees. “Service fee” or “trip fee” with no explanation invites a call. If it is a minimum charge, call it that.
• Internal codes. Your service list can have short names for the office, but the invoice should use plain words.
• Notes meant for the crew. Gate codes, dog warnings and spigot locations belong in the access notes, not on the bill.

Keep the number of lines small, too. Five clear lines are easier to read than twelve tiny ones. If you find yourself adding a line for hose length or water used, that cost probably belongs inside your per-panel price or your minimum instead. The service list should describe what the customer bought, not every step it took to deliver it.

Same Lines Every Visit

The real payoff of line items comes on the second, third and tenth visit. A customer on a twice-a-year plan should see the same lines each time, unless something actually changed. Consistency is what turns a customer who checks every invoice into one who lets the card on file do its job.

For how line items connect to card on file, auto-charge and monthly statements, see the solar cleaning billing software overview.