Well, if she is a virgin and want to keep her for marriage then this can be a reason why she don't want to have sex before. If you stay with her for long 2 year that she has to be proud of you. Not very often you will meet a man who will stay with her girlfriend without sex for a such long time. I know a person who has a similar problem as you, but he solved it in the very simply way. He made the adult site with models on the bash of the video chat script. By the way one of such software http://www.streamingvideosoftware.info/ . He, as owner can watch girls as long as he wish...