You can search Gmail easily using the search bar found at the top of both the mobile app and desktop site.
You can search email on your iPhone and filter by different categories in the Mail or Gmail app. Here's what you need to know to do it.
If you have old emails from years ago still sitting in your inbox then now is the time to clear them out, and there's a quick way to do it.
CNET has the full steps over at its site, but in Gmail you can use the "Forwarding POP/IMAP" tab to forward all your emails ...