Google Webmasters originally shared:
Two important #WebmasterNews announcements today:
1. Starting April 21, we will be expanding our use of mobile-friendliness as a ranking signal, meaning more #mobilefriendly sites in search results.
2. Starting today, we will begin to use information from indexed apps as a factor in ranking for signed-in users who have the app installed.
Get the full details on our blog: http://goo.gl/WEAZcX
More mobile-friendly search results coming your way
Finding more mobile-friendly search results