Double glazing saves less than most brochures imply and lasts longer than most owners track. The labels, schedules and warranty records that settle both questions.
Consulting pitches are built to be convincing. Five checks, and the documents behind them, that separate a firm that can do the work from one that can describe it.
Two lawyers can quote the same contingency percentage and hand you checks that differ by thousands, because the number they multiply is not the same number.
Small jobs carry almost the same fixed costs as big ones. Here is how hourly, minimum-plus-hourly, and flat-rate pricing each handle that, and which one holds up.
The order matters considerably more than the effort, and two of the steps take under a minute each. Almost all of the eventual cost is set before lunchtime.