By adding mailboxes -- Mail's word for folder -- to an IMAP account in Mail, you will add that folder/mailbox to your webmail account. This will sync the folder to the account and any other ...

In iOS 7, Apple introduced the option to add an "Unread" mailbox to the iOS Mail app, giving users a place to aggregate all incoming email for quick access.

Got too many emails and not able to sort through them and find what you need? Here's how you can organize your mailbox on your iPhone.