title: For in app purchases on Android, does the app have to be installed from Google Play?
body: <p>In order to use in app purchases on Android does the app have to be distributed via Google Play?  To clarify, there are two questions:  </p>
  
  <ul>
  <li><p>If I create <code>com.my.app</code> and distribute it both via the Google Play store and via my own methods will apps installed either way be able to purchase in app purchases?</p></li>
  <li><p>If I create <code>com.my.app</code> and only distribute it via my own methods will people be able to make in app purchases?</p></li>
  </ul>