A hydraulically operated vertical vehicle lift for working under the vehicle or for storing one vehicle over a second vehicle. Such compositions are preferably in the form of a matrix wherein one or more release controlling agents are present in andor on the matrix. Computer code and a system are also provided. The effective radiation power to the mobile terminals located at places in the coverage of the base station that are subjected to propagation loss is boosted to raise the reception level of the mobile terminals located at such places.