How do I add an additional email address?

I have a mail account with 2 email addresses and 3 ID's assigned to it. The 2 email addresses match 2 of the ID's, but I cannot create a 3rd email address to match the 3 ID. How can I do this? I'm afraid to delete the ID and try to start anew because...

have existing email but want to add another

Some how i lost my email password and one person change the password and used the email address. I want to stop my email address. I forgot secret the secret question. pls let me know and if u can pls stop the email address right now. My email address...

There used to be a prompt beside the email address asking if you want to add the address to your address book if the email was not recognized by Yahoo mail. That has disappeared. How do I get that prompt back, or is there another way or easier way to...

I created a Google Apps account because of the need to create an email address for my project. So I added a domain name, then (probably) added a new user + email address to this user. Now I would like to add a new project to my Google Apps account. So...

Before I took over as moderator, a lot of members were already added to my group...whoever added them added ONLY their email addresses, not their names, so that we know who each email address belongs to. For new members, I can add the names with no problem...