When I made electric signs a number of years ago I would tell them I would reuse the face, but charge them for new, and use new plexi...
I wonder if you said "Yes we will reuse the back of the sign" then gave then the price you would have if they would have bought it from you...
I wonder if you said "Yes we will reuse the back of the sign" then gave then the price you would have if they would have bought it from you...