Hahahahahha. This is actually how I used to operate.
Yep. If she'll stop by, bring a bottle of merlot, have sex on the couch and be on her way by 11pm, then she's going to be kept around for a while.
on the other hand, if a chick is a 9... and if you have wine & dine, she teases you, she makes you sit on the phone as she complains about her ex for hours at a time... well, it'd be wiser to just bang a 7.5 a few nights a week (the first girl mentioned).
If you're going to be a pain in the ass, you damn sure better be hot. That goes for guys & girls.