To kiss a guy better first start by being friends with him. Don't be afraid to flirt with him. It lets him know you are interested in him. Be honest about your feelings. Just kiss him. Start with that kiss and see how it goes. Don't get into serious making out on the first kiss. Just be easy on yourself. You can be confident without being over aggressive. Here are some tips and warnings. Be sure your breath smells good and that your teeth are clean. Let him know you enjoy the kissing. Don't wear too much lipstick he might be concerned about getting it all over himself. Don't kiss in front of others. Be careful about taking the initiative in kissing and let him know if you don't want to go farther than a kiss.