how do I make my girlfriend to cum
Well there are many things you can do.. you can finger her.. OR. have sex with her, or just mess around with her.. depends.. but you have to make sure that you are using a good technique to get the job done.. anyways, good luck. :]
all girls cant orgasm. they can c*m with out having an orgasm
get her really horny!!!
Usually by f*cking.