Methods and systems for regenerating an after treatment device are disclosed. A location associated with a user is identified, as are point of interest in proximity to the location. The staple cartridge may have an annular or linear configuration of retention slots. In a case where an image-pickup preparation is set by pressing a shutter key halfway, when the face detection mode is the speed preference mode, the mode is forcibly changed to the person-number preference mode. The invention is also a method of removably attaching a multifunctional table top to the elongated or telescopic handle assembly of a rolling container.