Ed Foster has another of his always informativecolumns on InfoWorld. In this one, he points out that the Software Assurance portion of the Licensing 6.0 contract most large companies own can be a killer if a division is split off: all future payments (for the life of the contract) come due, and there is no further obligation for upgrades. Ouch!. Microsoft might be open to reducing the cost if you re-up, of course. Read the gory details at the link above.