All those accounts are probably marked as sold accounts, never mention the accounts your selling in public or they will mark the accounts and no one will buy them.
To make sure that these accounts are not sold, i can now log in to write a comment using these accounts within this topic, I'm mention the accounts To see the buyer of accounts to ensure the credibility of the only if likes will displays the price and will buy it if it does not please him he surely would buy someone else , Thank you for your advice