The concept of Give & Take is that each work has a hidden message in the form of a shared secret or, quite trivially, a specific banknote. When the buyer opens the back cover of the artwork, they find out what the hidden message is.
The concept of Give & Take is that each work has a hidden message in the form of a shared secret or, quite trivially, a specific banknote. When the buyer opens the back cover of the artwork, they find out what the hidden message is.