Pricing decisions and policies in a price management system are made based on a unified database populated with correlated commitment data and transaction data. The sensor signal processor yields the positional information by using both the digital pulse signals and the analog signals. A vent tube is mounted within the spacer with one end open to the filler and one end open to the exterior. By breaking down the detection activity into a plurality of steps, the real-time capability of the system is also rendered possible using conventional sensors already present in the vehicle. The preparation of the emulsions having the desired droplet size distribution is carried out in apparatuses having at least one pressure stage at a pressure of from 2 to 15 MPa. A second downlink rate of the residential gateway is detected when the residential gateway processes the second service.