Write an email from one account, then switch to another account for the next email. It's easy. The app enables you to choose the email account you wish to use when composing an email.
1.Tap the Pencil icon in the lower right corner to write a new email.
2.Tap the down arrow to the right of the From address to select the account you wish to use for your email.
3.Enter a Subject in the subject field.
4.Compose your email.
5.When finished, tap the Arrow to Send your email.
Note: You will see a notification that your email was successfully sent.