FILE - In this Oct. 28, 2009, file photo, a sign on a building is shown at Google Inc. campus in Kirkland, Wash. In March 2012, Google expanded its ability to combine data from various services to create a super profile on you. The company says it's doing that to simplify privacy policies and improve your experience on sites such as Gmail, Picasa, Google Plus and YouTube.  (AP Photo/Ted S. Warren, File)

Gmail adds ‘undo send’ feature

We’ve all wanted to do it at one time or another. Now, Google is letting you undo those embarrassing emails you send.