Nice guy, but dang, can you do something other than put tape directly on the chips to tape them to the invoice? Although this painters tape came off without leaving any residue on these chipco's, will the next person be as lucky with a hot stamp chip?

Poor guy got hosed by the clerk at the post office, Paying $3.60 to send them in a #10 envelope, by my estimate, about twice what the postage should have been...