Getting any type of agreement is certainly such a personal decision, but having managed a business unit that conducted the support delivery side, we were seeing costs per revenue dollar of only 30-40 cents for almost all of them —about $20M/year. The point being they’re not offering these agreements as a public service-they are making significant profit margin even after paying all the parts, labor, and employee benefits. (my wife always hated my reply to the cashier at Best Buy in the checkout line, asking if I wanted to add the extended whatever)