3. He doesn't want to meet your family: Meeting the family is a sign that your relationship is serious as nobody wants to meet the parents if it's not a long-term commitment.
4. He changes the subject when you talk about your relationship: This is a warning sign that he will find it uncomfortable to talk about the future or how he feels.
5. He still goes out on lads' nights with his single friends: This could be a sign that he is keeping his options open to find someone better.
6. He wants you to leave his flat if he goes out and doesn't give you a key: He doesn't like the idea of you being there when he gets back!
7. What he makes you for breakfast: If he forgets to put sugar in your tea every single time and never makes you breakfast in bed, things aren't looking good.
8. You don't hear from him every day: He doesn't need you if he can get on with his life quite happily without you.
9. There are parts of his life that he doesn't share with you: If you want to be with someone for the long-term you share your whole life with them.
10. Date nights: If they're often last-minute dinners at the local pub and never with any planning or thought, it's not looking good. He doesn't invest time thinking about how to make you happy or consider what you might enjoy.