Now lets be straight about something, fun does not always has to do with sex.
Many people are happy with actual communication with a girl and the general existing atmosphere that is being created while chatting with her.
Hence, you should try to ear her trust, by not being naughty too often,act normal and being funny.
All women likes this type of men, and not only in the adult cams world. Make your self stand apart from the other crowd of men she already knows or met in a video chat site.
Many men are seeking free cam sex with random hot girls, but this could lead to a very uncomfortable situations where Skype sex scams could record your stream, and ask you money for not uploading your video in social networking sites.