Then there were those fraudulent idiots who thought that by securing a discount with a local photocopier sales place and presenting an invoice for the non-discounted figure, pocketing the difference, would be a great idea...
Until, that is, the next sale of the same model of photocopier was to a visiting Commands Account chap. "Would you like an invoice for the full amount, like the last RAF person, or the discounted figure" he was asked....
"Tell me more...."