A hammock system for allowing an individual to efficiently enter and exit the hammock in a safe manner. The face has a thickened portion including an annular tapered area that tapers in thickness between an upper boundary and a lower boundary and encloses an elevated area bounded by the upper boundary. On the client’s side, the compressed, rendered snapshot images are decompressed and displayed. After the sale has been established, the customer is presented with the option to review the transaction and accept or reject it. Namely, the final solder amount of the solder layer is determined depending on the initial size of the solder particle 12 and amount of the organic film 11. The controller assesses a level of thermostat activity over a predetermined measuring period and adjusts the boiler in response to the level of activity to increase the boiler’s efficiency.