Username cannot be chosen...sent according to stock 1. The Roblox account is already linked to our Gmail (Not Verified). You can change it immediately after purchasing. The purpose is that if it's lost or you forget the password, we can recover it because this is a rare account! 2. Please immediately change the password & link your own email to the account after purchasing to keep the account secure and make it yours forever. We are not responsible if the account is lost due to the buyer's negligence in securing the details after purchase.