Now THAT would be an interesting idea to implement... My gmail matches my username, and I can't even begin to count the amount of services, systems and people that don't understand how to get an email address that have entered mine.
Example: you can make orders from mlb online without verifying your email, and then you get marketing emails regularly. In that case, I was able to call the very senior citizen who thought he could just use any address he wanted.
I can't remember the dating app that let someone sign up mobile using my email address... I hijacked the account (password recovery) and changed the prompts to "I'm an idiot that doesn't know how email works." ...
Example: you can make orders from mlb online without verifying your email, and then you get marketing emails regularly. In that case, I was able to call the very senior citizen who thought he could just use any address he wanted.
I can't remember the dating app that let someone sign up mobile using my email address... I hijacked the account (password recovery) and changed the prompts to "I'm an idiot that doesn't know how email works." ...