10. Bringing up exes all the time – talk to your girlfriends or your mom about that, not your current beau! It’s a major turn-off.
11. Being petty. If you sweat the small stuff, it will almost always lead to blow-ups and fights down the road. The inability to swallow your pride is a bad sign and means you will probably break up in the near future.
12. Being selfish and constantly putting yourself first. If you can’t be generous, you’re doomed. Selflessness is one of the cornerstones of a relationship even though self respect is also equally important.