title: What good web file management systems do you use?
body: <p>I am looking for a web based file management system and have the following requirements:</p>
  
  <ul><li>Deal with the huge size of storage
  <li>Permissions on the files according to association groups
  <li>Tagging on files
  <li>Search engine
  </ul>
  
  <p>Is there a service that you can recommend?</p>