Abstract: Disclosed is a line-of-sight wearable device worn over a chest of a first user, the device comprising: a housing defining at least a first electronic device storage location; a wall on said housing having at least a portion to expose a display of the first electronic device; the wall on said housing configured to open to removably secure the first electronic device within the at least first electronic device storage location; and the first electronic device that is pair-able wirelessly with a second electronic device, wherein at least one of a display or audio event on the first electronic device is caused programmably based on a pre-defined line-of-sight rule and the at least one of the display or audio event is exposed in a line-of-sight to at least a second user via any one of the walls of the housing worn over the chest of the first user.