Title says it all.  I like it because it highlights all the ways in which you cannot use the product vs. on-premises or hosted with another provider.  Too many times we get on the line with customers interested in Project Online and they have been told they will not give up anything choosing the product over an on-premises install or having it hosted with another provider.  This document goes into detail as to both the benefits, and the unavailable items. 


Download: here