What Should I Do With My Girl Friend!?

hey guys well ima bring up the middle of the relationship and **** okay well i have a girlfriend going out for 1 month and yeah shes like a slut a bit shes not really a slut but she does slutty things and acts like she is still single sometimes but idk if she really cares, cause u obv cant really tell if she cares cause this girl is a good lier some times so i dk what im doing she is my first GF i dont wanna be hurt or heartbroken or have that feeling at all like im missing her , but i like her alot cause shes hot and **** but looks dont matter at all first of all. soo this girl always goes around guys and **** and there has been problems about breaking up and **** cause my friends are telling me break up with her before she breaks up with u and she going to hurt u . but i rather hurt her before she hurts me and..yeah i just wanna do ual stuff with her then leave and my friends say its really grimmey dont do it. so the whole problem is right now is breaking up with or and not breaking up with her ? >>> she likes me and everything but its to complicating what to do she thinks im a a bit im slow and also i cant even make out i dont no what the hell im doing i dont know how to kiss .... any tips on that if u can please help thanks. i wanna impress her.<3 and uhhh theres much more but i dk what to do so sorry guys for this bad grammer and long story but please help me by today..