what made you think(or believed) that you needed to buy an account from him in order to post daily on this forum? the forum is free to use. are you perhaps trying to buy an account that is ranked full member or above in order to join a signature campaign?
Additional Notes: I advise you to not deal with this user until this dispute is resolved.
how about, not dealing with this user at all. the user has multiple scam-related negative tags.