If you are more comfortable with a three-pane layout of your desktop e-mail client, you’re going to dig this. Google just released a new Labs feature called “Preview Pane” which allows you to view and reply to e-mails while navigating your inbox.
Gmail users can enable this feature by visiting Labs from the Mail Settings icon in the upper righthand corner of your mail screen.
Take a look at the algorithm behind your Facebook news feed - click through to read more about 4 other top algorithms powering popular social media platforms, including Gmail and Twitter.
Priority InboxBeta
Gmail’s servers look at several types of information to identify the email that’s important to you, including who you email and chat with most, how often you email with these people, and which keywords appear frequently in the emails you read.