@Richard Plinston - cherry picking again? Find a later post on the topic. It never actually happened.
That is starting to sound like dogma. It certainly didn't work but given that people were employed to do this* and budget was set to pay for it, what _evidence_ do you have that it _never_ happened ?
* http://wmpoweruser.com/job-posting-confirms-microsoft-sales-incentives-to-carrier-sales-staff/