I remember your excellent paintings, but I’m sorry, this would be in violation of the Boundless EULA. Section 13: Boundless Features.
13.11 It is a further condition and fundamental term of this EULA and your use of Boundless that you may not and must not buy, sell, barter, swap, exchange, trade, lend, rent or otherwise deal in any way with other aspect of Boundless including your Boundless account, password or username.