My account is blocked !!

In this morning, I got an email from envato, and the mail inform me that my envato account is block due to my account is linked to several other accounts engaging in self purchasing. I am wondering, I just change my IP address (for new connection purpose) and to day my account is locked. I already make a support ticket, and waiting for the respone. If any body help me to inform that waht to do further now.