A method and an apparatus for sending a signal on a contentious feedback channel for a downlink shared service and for estimating a number of wireless transmitreceive units are disclosed. The bench has a bearing surface and an extended sidewall with a predetermined height from the bearing surface. A printer driver declares to an OS that the OS should perform processing in an unbanding mode, and banding is performed by the printer driver. Also, as the fastener secures the heat sink to the circuit board component, the fastener compresses the compressible member against the heat sink, thereby causing the compressible member to expand. An interactive Web site is provided for creation, coordination, and monitoring of the linked credit card accounts and insurance policies.