Methods and systems for communicating information by a communication device are disclosed and may include detecting a handheld communication device that may detect a first network in a first location. A computer readable non-transitory storage medium stores instructions of a computer program which, when executed by a computer system, results in performance of steps of the method for determining at least one of availability and price of a product. Since the three modules take turns to deliver paper, the paper can be picked at a lower speed, separated at a medium speed and then fed at a high speed. A processor calculates the magnitude of the grid image and evaluates the radius of meniscus curvature. The one or more receivers may communicate with a host computer or other data processing system to generate location data regarding the gaming machine in relation to other aspects of the casino. When the first locking mechanism unlocks the medium-transporting section from the loading position, the coupling mechanism brings the medium-transporting section and the medium-holding section into coupled engagement with each other.