System for distributing data in a group of interacting electronic devices that have a multiplicity of functions that can be enabled individually, wherein the interacting electronic devices comprise at least one laser beam projection device and at least one laser beam receiving device (12a,b) designed to receive a laser beam from the laser beam projection device , wherein - the laser beam projection device and the at least one laser beam receiving device (12a,b) are designed to be used for measurement tasks in the field of construction installation during the construction of buildings or other structures, and are designed to be used jointly and to interact operatively in action; - one of the devices has a first electronic communication unit ; - the other device or the other devices each have a further communication unit ; - the communication units are designed to interchange internal data among one another; and - the first communication unit has a receiving unit designed to receive external data from an external computer unit , characterized in that - the first communication unit or a further communication unit has an arithmetic unit with an algorithm, wherein the algorithm is designed to generate configuration data based on the external data as internal data, and is designed to transmit the configuration data to at least one other communication unit of the system; - the first communication unit or a further communication unit has a digital display device for visually displaying information for a user, wherein the display device is designed to display updated information based on the configuration data; and - at least one of the further communication units has a control unit designed to control the applicable electronic device (11, 12a,b) based on the configuration data, wherein the control comprises activation or deactivation of functions of the device (11, 12a,b), wherein, if the first communication unit does not have the arithmetic unit with the algorithm, the first communication unit is designed to transmit the received external data to the communication unit that has the arithmetic unit with the algorithm. - the laser beam projection device and the at least one laser beam receiving device (12a,b) are designed to be used for measurement tasks in the field of construction installation during the construction of buildings or other structures, and are designed to be used jointly and to interact operatively in action; - one of the devices has a first electronic communication unit ; - the other device or the other devices each have a further communication unit ; - the communication units are designed to interchange internal data among one another; and - the first communication unit has a receiving unit designed to receive external data from an external computer unit , characterized in that - the first communication unit or a further communication unit has an arithmetic unit with an algorithm, wherein the algorithm is designed to generate configuration data based on the external data as internal data, and is designed to transmit the configuration data to at least one other communication unit of the system; - the first communication unit or a further communication unit has a digital display device for visually displaying information for a user, wherein the display device is designed to display updated information based on the configuration data; and - at least one of the further communication units has a control unit designed to control the applicable electronic device (11, 12a,b) based on the configuration data, wherein the control comprises activation or deactivation of functions of the device (11, 12a,b), wherein, if the first communication unit does not have the arithmetic unit with the algorithm, the first communication unit is designed to transmit the received external data to the communication unit that has the arithmetic unit with the algorithm. <EOS>