Abstract: A door handle attachment is provided having (1) at least one lateral support member, (2) a handle ridge, and (3) an adhesive backside. The lateral support members are coupled along one longitudinal edge at a substantially right angle to the handle ridge, such that the handle ridge rises up away from the lateral support members. The adhesive backside is formed from the posterior surface, i.e. the underside of the lateral support members, and is substantially coated with an adhesive.

Abstract: A system comprising at least one transmitter module, at least one receiver module, and at least one communication network. The transmitter module is placed on a barrier, wherein the transmitter module comprises a position detector. The receiver module is placed in a close proximity to a user, wherein the receiver module comprises a user alert feature. The receiver module may include a mobile device. The communication network is capable of providing a working communication between the transmitter module and the receiver module. The system is capable of monitoring and providing an alert if the barrier is left open by a user.

Abstract: A system comprising at least one transmitter module, at least one receiver module, and at least one communication network. The transmitter module is placed on a barrier, wherein the transmitter module comprises a position detector. The receiver module is placed in a close proximity to a user, wherein the receiver module comprises a user alert feature. The receiver module may include a mobile device. The communication network is capable of providing a working communication between the transmitter module and the receiver module. The system is capable of monitoring and providing an alert if the barrier is left open by a user.