US Patent 9600645 Smart invitation handling at a smart-home

This patent specification relates to apparatus, systems, methods, and related computer program products for providing home security/smart home objectives. More particularly, this patent specification relates to a plurality of devices, including intelligent, multi-sensing, network-connected devices, that communicate with each other and/or with a central server or a cloud-computing system to provide any of a variety of useful home security/smart home objectives.