Abstract: A system comprising at least one processor, at least one sensor electronically connected to the at least one processor, at least one means for electronically connecting at least one broadcasting device to the system, wherein the at least one means for electronically connecting at least one broadcasting device is electronically connected to the at least one processor, and computer executable instructions readable by the at least one processor and operative to use the at least one sensor to determine how many persons or the identity of a person that is capable of perceiving a content broadcasted through at least one broadcasting device electronically connected to the system.