'''1.''' Follow the steps [http://code.google.com/p/bigbluebutton/wiki/08SettingDevEnvironment here]. '''2.''' When , but when you get to the section about checking out the source code go [https://github.com/jtrobinson/bigbluebutton here] and grab the source codethat includes the polling module, (i. '''3e.''' Either clone the repo from step 2 if you have access , clone the repo, or download a zip ) and place it in ~/dev/ '''4.''' Continue and continue with the rest of the set up setup steps from the first link.