A copy of all car titles, for cars athletes are driving, must be given to the athletic department and must pass scrutiny.
An athlete's living quarters must pass inspection by the athletic department.
Pictures of all athletes and their tattoos are taken on a monthly basis(less often if deemed acceptable) and a receipt must be provided to the athletic department for all new tattoos.
The NCAA could make them their rules if they have any balls or a University could make them a Compliance Department's responsibility.
That won't solve all issues, but about the only thing left are the $500 handshakes and the selling of autographs on a piece of paper.....or underwear.