Thomas Edison’s Itemized Bill
There’s a famous story of one of Thomas Edison’s clients who had purchased a very expensive machine that Edison had invented. The machine had broken and Edison was called to make the repair.
It’s said that Edison looked around the machine, hit it a few times with a hammer and this fixed the machine.
The client was then outraged to receive a $1,000 bill – he demanded Edison itemize the invoice. Edison itemized it like so:
This is why we pay for expertise and skill. We pay for people who “know where to hammer”.