An Internet billing method comprises establishing an agreement between an Internet access provider and a customer, and an agreement between the Internet access provider and a vendor, wherein the Internet access provider agrees with the customer and the vendor to bill the customer and remit to the vendor for products and services purchased over the Internet by the customer from the vendor. 1; and an absorber of visible light. An implant mask is formed to cover only a first portion of the capacitor channel region location and to leave a second portion of the capacitor channel region location uncovered. The example method also assigns each node to one of the classes based on a comparison of at least two of the assigned values and classifies the data based on the assignment of the nodes to the classes. In the illumination apparatus, the emission angle of incident light is reduced, preferably, the light travels parallel to the optical axis. A preview scan area is displayed based on the received one or more electronic communications that designate the scan area of the object.