Originally Posted by jbsstrawberry
"I'm thrilled that you're so happy with my work. Of course, with the prices of everything going up the way they are, you understand that I'll have to charge you (insert dollar amount here) at least to cover my expenses. I'm sure you understand <big smile>" It'll either cure her of the freebie way of thinking or send her packing. Either way, you're not out any expense.
This seems to be the nicest way to say it and it should make her realize just how expensive thnings really are now a days. Also makes her appreciate what she has.