Computer-implemented systems and methods for the sale of consumer services. A pair of registration marks is formed on the interlaced print sheet outside of borders of the interlaced print images to assist in aligning the interlaced print sheet with a lenticular lens sheet. The sensor is configured to measure the orientation of the deflector substantially at a null in a vibrational mode of the deflector. Alternatively, the pressing step is performed after the twisting step. Upon confirming the physical access to the printer by the user, the system establishes a direct connection between the portable electronic device and the printer, wherein the direct connection is subsequently used by the portable electronic device and the printer to perform the print job.