Abstract: A system for a plurality of persons playing a game, the system comprising a central data processing unit, a portable communication unit for each person, each communication unit being adapted to receive game information and transmit this information to the central data processing unit, the central data processing unit being adapted to transmit information received from one communication unit to at least one other of the communication units, the central data processing unit being adapted to receive information from each of a number of persons relating to a desired starting point in time for a game, and compare the received information and inform respective persons if a correspondence is found.