The more money HAN Solo spends on transactions, the less he has in his wallet. So,transactions are against money.
自 (my own) + 動 (movement) + 販 (transaction) + 売 (sell) + 機 (machine)
= 自動販売機 (vending machine)
vending machine, usually shortened to. . . 自販機(じはんき)
限 (limit) + 定 (plan) + 販売 (sales)
= 限定販売 (limited edition)
販 (transaction) + 売 (sell)
= 販売 (sales)