Patent attributes
This disclosure describes techniques that include offering to generate, fabricate, or print an object that may be of interest to a user, customer, or consumer. In one example, a method includes collecting, by a computing system, information about a user; generating, by the computing system and based on the information about the user, an offer to print a three-dimensional object, wherein the offer includes a plurality of offer conditions and is generated without receiving from the user a specific request for the offer; outputting, by the computing system and for display, information sufficient to present the offer to the user through a user interface that identifies the plurality of offer conditions and a timeframe over which the challenge is to be completed; determining, by the computing system, that the plurality of offer conditions have been completed during the timeframe; and responsive to determining, enabling a three-dimensional printer to generate the three-dimensional object.