The present disclosure relates to devices and methods for initiating execution of actions and for communicating information to a user, and more particularly, to initiating execution of predefined actions in wearable devices and communication devices based on gestures made with the wearable devices and/or heat applied to a surface of the wearable devices. According to an aspect, the method relates to, in the wearable device, detecting a first, in the first wearable device predefined, gesture of the first wearable device, broadcasting a first signal comprising information associated with the first gesture, receiving, from a second wearable device, a second signal comprising information associated with a second gesture and initiating execution of a, in the first wearable device predefined, first action based on the first signal and the second signal.