Why not 'Share' button on all posts?

• 

  ndsharma · Member · Jan 6, 2015 at 10:29 am

  • Copy link
  • Add topic to favorites

  ‘Share’ button appears on some of my posts but it does not appear on some others. Why is it so? What can be done to make it appear on all posts?

  The blog I need help with is: (visible only to logged in users)