buy way in
buy (one's) way in(to) (something)
To pay money in order to gain access to a group or place. He bought his way into the organization through hefty donations. Listen, this isn't the sort of establishment where you can just buy your way in with a wad of cash.
buy one's way in (to something)
to achieve entry or membership in something often by paying money. Do you think you can buy your way into this fraternity? I'm sure I can buy my way in with my family connections.