on</h4>
<p>All products in Google Play services share a common authorization API
  that leverages the existing Google accounts on the device. You and your
  users have a consistent and safe way to grant and receive OAuth2 access tokens
  to Google services.</p>

  </div>
  <div class="layout-content-col span-4">

<h4>Automatic Updates</h4>
<p>Devices running Android 2.2 and newer and that have the Google Play Store
app automatically receive updates to Google Play services. Enhance
your app with the most rec