Skip to content

Estimating

Why the Invoice Beats the Quote, and Where the Gap Comes From

July 2026 · 6 min read

The short answer

Estimate variance usually comes from four compounding sources rather than one large error: contents that were not packed at survey time, rooms that were never shown, access conditions at the destination, and disassembly and reassembly labor that was never priced.

Ask an owner where the money goes and you will usually hear "the crew was slow." Track it job by job and a different pattern shows up. Variance is rarely one large miss. It is four small ones, and they compound.

Contents that did not exist yet

At survey time the kitchen is still in the cabinets and the closets are still full. That is real volume with no boxes around it. Recording "customer will pack" without a box count converts a known quantity into a surprise.

Rooms nobody showed you

Garages, basements, attics, sheds and offsite storage units are the most commonly omitted spaces, and they hold the widest volume range in the house. A customer is not hiding them; they simply do not think of the garage as part of the move until moving day.

Access on the far end

Origin access gets surveyed because that is where the estimator stands. Destination access gets assumed. Long carries, unpermitted street parking and shuttle requirements at the delivery address are pure unpriced labor.

Disassembly and reassembly

Beds, dining tables, treadmills, wall units and playsets take hands and time on both ends. This time is almost never on the cube sheet because it is labor, not volume — and labor is what actually gets billed.

Closing the gap is a survey problem

Every one of those four is knowable before the truck rolls. Each becomes visible when the customer walks their phone through every room — including the garage — and answers a short set of access questions about both addresses. Compare your last twenty jobs, estimated against actual, and the pattern in your own data will point at the same four lines.

Estimated vs actual cubic feet — variance chart across recent jobs

The next step

See it on one of your own jobs.

The fastest way to judge CubitMove is to run a move you have already completed through it and compare the report against your own invoice.