I've been on the other side of this.
Me: Your new account has been set up. It'll make you change your password at first logon. It's an old system, so use only numbers and uppercase letters, no lowercase or symbols.
Him: I put a $ into my new password, and now it won't work with the old one or the new one.
Me: I've reset it back to the original one.
(Two weeks later:)
Him: I've forgotten my password...
Biting the hand that feeds IT
