Learn how you can delete an existing email account on the iPad device.
You may have previously setup a couple of email accounts on the iPad. Now you have decicded to use only one account so you could delete all the other redundant account. Here's how you could it:
1. Return to the Home screen by pressing the Home button.
2. Tap on Settings.
3. Next tap on Mail, Contacts, Calendars.
4. From this screen, you could select one of the account you would like to delete it. Select the desire account.
5. Now tap on the Delete Account to remove it permanently.