When a portable information terminal operates in an unused state, a predetermined access point is searched for. The invention also relates to combinations containing such compounds. The parking angle is used to determine areas of interest and areas not of interest within the fields of view of vehicle mounted sensors. The stimulator is programmed in a manner to stimulate the foot muscles to reduce pooling of the blood in the soleal veins of the calf This is accomplished by only stimulating the soles of the feet.