2. The method of claim 1 , wherein the interactions of at least one other user comprise steps taken by a second user to organize a second plurality of content items within a second local hierarchy of folders maintained by a second organizational tool at a second client computer.
2. The method of claim 1 , wherein the interactions of at least one other user comprise steps taken by a second user to organize a second plurality of content items within a second local hierarchy of folders maintained by a second organizational tool at a second client computer. 3. The method of claim 2 , further comprising: transmitting the interactions of the second user, via the network, from the second client computer to the server computer.