You settle on the price, and then, when the inspector says the roof is pretty much done, you adjust the price accordingly.
Very calmly and naturally she shows the inspector her ticket.
However, some minutes after the inspector has gone, people begin to drift back from second class.
c.1600, "overseer, superintendent," from Latin inspector, agent noun from past participle stem of inspicere (see inspection). As a police ranking between sergeant and superintendent, it dates from 1840. Related: Inspectorial. Of the 18c. feminine formations, inspectrix (1715) is earlier than inspectress (1785).