I also think you have until July 2011 to start using it to get the 2011 money. It will be interesting to see how they check this to assure you're meeting the requirements. It may simply be that we sign a letter saying we're doing it but rarely is the government that simple.
I upgrade to v5 this week for several reasons but one is to get my staff in the groove for eRX, entering meds to check interactions, and all that jazz.
