Some valuable insights here: <a href="http://events.ccc.de/congress/2007/Fahrplan/attachments/1003_Building%20a%20Hacker%20Space.pdf">http://events.ccc.de/congress/2007/Fahrplan/attachments/1003_Building%20a%20Hacker%20Space.pdf</a><br>
<br>with further expansions here: <a href="http://hackerspaces.org/wiki/Design_Patterns">http://hackerspaces.org/wiki/Design_Patterns</a>