Total Cost of Ownership. Userland: Total Cost of Ownership ” The total cost of ownership (TCO) of a Website is more than the purchase price of a content management system. Here is a quick rule of thumb estimate of what it costs to build and operate a Website using either Manila or another content management system.” The page is missing a few things. As it is now, it's misleading. Userland is playing the marketing game. See below for more comments. For other responses see Jim Roepcke. [ZopeNewbies]