If you want to be able to send email as another address from your Gmail account, you need to add an alias. Here are step-by-step instructions on how to add additional addresses. Useful if you forward other accounts to Gmail.

2. 1. Gmail -> Settings: Click "Accounts and Import."
Add the address you want to send mail from to "Send Mail As."

3. 2. Add the address.

4. 3. Enter your email login: This is your email information from the new account, not Gmail. Click
"Add Account." You'll be able to set this account as your default reply account after it's added.