title: What is the use of related fields in OpenERP?
body: <p>Can someone explain to me something about related fields. For example -</p>
  
  <ul>
  <li>How it was used</li>
  <li>How it can be helped</li>
  <li>For which kind of scenario I should use fields.related</li>
  </ul>
  
  <p>If anybody can provide a small example for real use of fields.related I would appreciate it.</p>