A system comprising a continuous glucose monitoring sensor system, a first display device and one or more further display devices, the continuous glucose monitoring sensor system comprising a sensor electronics module and a continuous glucose sensor associated with the sensor electronics module, wherein the sensor electronic module has an NFC transceiver; and the first display device comprising: a memory; and a processor, the memory having computer code configured to cause the processor to: receive estimated glucose value data from the sensor electronics module of the continuous glucose monitoring sensor system; and based upon observed communication conditions and communication variables adapted based on the observed communication conditions, transmit the estimated glucose value data to the one or more further display devices, wherein the first display device is an NFC-enabled display device that is configured to wake up the sensor electronics module, which is configured in turn to advertise to a particular display device with advertising beacons having specific headers targeted to the particular display device and having an advertising interval and an advertising duration, wherein the particular display device is one of the one or more further display devices, wherein the particular display device is determined from a whitelist stored on the continuous glucose monitoring system, wherein advertising to the particular display device is performed in accordance with an advertising order based on the whitelist, and wherein the advertising interval and/or advertising duration is varied depending upon the type of the particular display device. the continuous glucose monitoring sensor system comprising a sensor electronics module and a continuous glucose sensor associated with the sensor electronics module, wherein the sensor electronic module has an NFC transceiver; and the first display device comprising: a memory; and a processor, the memory having computer code configured to cause the processor to: receive estimated glucose value data from the sensor electronics module of the continuous glucose monitoring sensor system; and based upon observed communication conditions and communication variables adapted based on the observed communication conditions, transmit the estimated glucose value data to the one or more further display devices, wherein the first display device is an NFC-enabled display device that is configured to wake up the sensor electronics module, which is configured in turn to advertise to a particular display device with advertising beacons having specific headers targeted to the particular display device and having an advertising interval and an advertising duration, wherein the particular display device is one of the one or more further display devices, wherein the particular display device is determined from a whitelist stored on the continuous glucose monitoring system, wherein advertising to the particular display device is performed in accordance with an advertising order based on the whitelist, and wherein the advertising interval and/or advertising duration is varied depending upon the type of the particular display device. a memory; and a processor, the memory having computer code configured to cause the processor to: receive estimated glucose value data from the sensor electronics module of the continuous glucose monitoring sensor system; and based upon observed communication conditions and communication variables adapted based on the observed communication conditions, transmit the estimated glucose value data to the one or more further display devices, wherein the first display device is an NFC-enabled display device that is configured to wake up the sensor electronics module, which is configured in turn to advertise to a particular display device with advertising beacons having specific headers targeted to the particular display device and having an advertising interval and an advertising duration, wherein the particular display device is one of the one or more further display devices, wherein the particular display device is determined from a whitelist stored on the continuous glucose monitoring system, receive estimated glucose value data from the sensor electronics module of the continuous glucose monitoring sensor system; and based upon observed communication conditions and communication variables adapted based on the observed communication conditions, transmit the estimated glucose value data to the one or more further display devices, wherein the first display device is an NFC-enabled display device that is configured to wake up the sensor electronics module, which is configured in turn to advertise to a particular display device with advertising beacons having specific headers targeted to the particular display device and having an advertising interval and an advertising duration, wherein the particular display device is one of the one or more further display devices, wherein the particular display device is determined from a whitelist stored on the continuous glucose monitoring system, wherein advertising to the particular display device is performed in accordance with an advertising order based on the whitelist, and wherein the advertising interval and/or advertising duration is varied depending upon the type of the particular display device.