I have had the same idea, but lets allow for the sordid underbelly of the sport to rear its ugly head.
Player is 'failing' his classes he can lose his 'eligibility'
you should have to worry about your guys declaring early
offer nefarious help in the guise of shady boosters who grease the palms of potential recruits. hey the BCAA might not ever notice, but if they do then he dude your on 'probation' for X seasons , have it happen twice in a five season span, warm up old sparky.