sentences:  On April 7, 2011, Opera released a free email service for all existing and new-joining My Opera users called My Opera Mail and powered by Opera's FastMail.FM email platform.On October 31, 2013, the administrators of My Opera announced that the site would be closed down in March 2014.The reasons given included the increased labor required to maintain the My Opera site and the growing popularity of alternative social media sites that provide a better service than the Opera team was able or willing to provide.