A rational response to finding an exploit that directly affects the income of the servers would be to report it to an administrator and not tell anyone else about what you found. An irrational response would be to make as much capital as possible through vigorous exploitation of the problem, without telling any relevant individuals that the problem exists.
As of right now, head administration sees no reason to remove your shop ban, as you have proven to be completely untrustworthy with the tool. If you can prove to be more trustworthy in the future, we will consider revoking your ban.
Ban appeal denied. Please reapply after 3 months has passed.