Well, Golem automatically rents out your Splinterlands cards. As optimatically as it can. Depending on the current market and pricea.
They do that a 10% fee. Down to 5% depending on how much Dec you earn from your rentals. But its automatically and hands off. (You just have to pay the invoice)
RE: SEED Holdings Report #37 - Sweatcoin presale, CUB accumulation & splinterlands deck updates