My beloved X61s got stolen, so I got a new MBP from company and immediately started done the path of repartitioning and dual booting with Ubuntu.
Some notes along the way:
https://help.ubuntu.com/community/MacBookPro5-3/Lucid
http://sites.google.com/site/easylinuxtipsproject/java#TOC-Install-JRE-64-bit-
to get webex working.
Install Medibuntu codecs
