title: Building a document management system
body: <p>A client wants a web based document management system for their firm, which consists of various departments.
  I have never built anything like this before, so am a little lost on where to begin.
  I intend to build it using php,mysql with codeiginter
  Their requirements include</p>
  
  <ul>
  <li>web interface</li>
  <li>mainly office docs; word,pdf,text</li>
  <li>mutliple user access to documents</li>
  <li>versioning</li>
  <li>check-ins and outs</li>
  </ul>
  
  <p>I will appreciate any information pointing me in the right direction</p>