winking, flirting, hanging out with you, kissing your cheek, so on
You can tell a guy likes kissing you.When your done kissing a guy,he'll look you in the eyes and mabye he'll bite his lower lip.He might as well get a smile out of it.So go ahead and do it,you'll see what I mean. answer usually when he wants to do it with you again. frequently.
Ask them if they like kissing you and they should tell you straight forward.
That you like him
It means he likes you.
I saw it in magazines - it had a pic of them kissing!
when he says he likes you.
iam in love with this guy but i do not know if he likes me or some other girl
If a guy likes you but you don't know him he may look at you or walk by you whenever possible.
http://www.wikihow.com/Know-if-a-Guy-Likes-You
If he slowly startes showing interest, but doesn't make any moves. These "moves" can include asking you out or kissing you or something along those lines.
Not sure how you expect someone to magically know something.