title: Sending location coordinates to server in background from iOS
body: <p>I am developing an app which needs to send user location to server. I have to update user location every second and send it to server from background.</p>
  
  <p>I am able to fetch the location co ordinates in background, but how can I send this to sever in every second ?
  Please help me.</p>
  
  <p>I found this is working in an app - <a href="https://itunes.apple.com/us/app/uber/id368677368?mt=8" rel="nofollow">UBER</a> </p>