65. The method of claim 29 further comprising compensating the user for defining the user-defined first group of multiple items.
65. The method of claim 29 further comprising compensating the user for defining the user-defined first group of multiple items. 67. The method of claim 65 wherein the compensating of the user for defining the user-defined first group of multiple items is based at least in part on one or more other users ordering the user-defined group of multiple items.