As u are yahoo ...u must allow all email account holders privative n rights to cancel close out n make changes.. u must n should secure their activities of emails they receive of their own rights no emails n links from second n third parties without their own asking of individually n directly to them as email account holders will oposite the doing now by companies n u allowing them so...U must secure , make safe , give them their privacy from all people / companies n yahoo makers n workers of their emails received n sent...

Thanks !