title: facebook developers
body: <p>Will facebook developer interface less about adding staff or not join officers difference?</p>
  
  <p>The different nature of the staff joined what functionality?</p>
  
  <p>please give me some advice,thank you...</p>
  
  <p><img src="https://i.stack.imgur.com/yrIYU.png" alt="enter image description here"></p>