A vehicle security system includes a controller being switchable to a valet mode based upon determining a plurality of successive activations of a valet switch with each activation comprising at least one operation of the valet switch, and based upon determining at least one change in ignition switch...http://www.google.ca/patents/US6184780?utm_source=gb-gplus-sharePatent US6184780 - Vehicle security system having enhanced valet feature and related methods
