I mean, girls should know that getting invited over to a dudes place late at night is not for any other reason than to try to get some stanky on his hangdown.
Perhaps it would be easier to teach our daughters not to be hoes. Seems to me it would solve a lot of problems. We all might benefit by teaching our sons not to be hoes as well.
Go Blue!
The 3 date rule would probably solve a lot of these issues. No matter how much your daughter thinks she likes a guy, there's really no reason to be sleeping with him the first day they meet. Hookup culture or the one night stand meta is incredibly confusing for both parties.