A method of compressing a cryptographic value. The search lists can be displayed after the users pay a rent associated with a query. Also disclosed is a foamer composition having from about 5% to about 70% by weight anionic surfactant, from about 1% to about 20% by weight neutralizing amine, from about 2% to about 10% by weight amine-based corrosion inhibitor, from about 0% to about 20% by weight solvent, from about 1% to about 10% by weight scale inhibitor and from about 0% to about 30% water. The pockets extend parallel to the width and are spaced along the length of the sheet. Each thermostat is equipped with a temperature sensing device, temperature setting controls, an LCD monitor or display and an RF circuit that includes an RF transmitter and an RF receiver.