Using the Yale lock and your Nest Doorbell, the ADT+ app can automatically unlock the door when you, or your neighbor walk up tot he door. This works by detecting when a smartphone with the app installed gets in range of the Yale lock and when the Doorbell detects a “Familiar Face” ...
You have to realize I have my own camera system set up and I’m already using a Ring doorbell. I got a deal through my home insurance to get the equipment etc. at a cut rate. There was already an old ADT system in the building that didn’t work. The installer was a really friend...