I am trying to set up my I clud email so all my apple divas and my yahoo and gmail

here is a guide

http://www.dummies.com/how-to/content/how-to-add-your-email-account-to-your-ipad.html

when avaible choose imap or if only pop3 is avaible set it to never delete the mail from the server

otherwise the first of your devices which download the mail removes it

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