title: Is there any requirement to use for restore button in auto-renewable subscriptions?
body: <p>I realize that applications which are includes in-app purchases require restore button to prompt user.</p>
  
  <p>But non-consumable items not included. Is it necessary on  Auto-renawable items ? </p>
  
  <p>if it so,  I'm very curious about where I must to put the restore button  it would be killing my design.</p>