we live in a newly constructed home and forgot to have a door bell installed. This is the next best thing if we don't hear someone knocking.
If
New event from a camera
This Trigger fires every time a rule on a Sighthound Video camera you specify sends an event. You must first configure rules in Sighthound Video to “Send an IFTTT event”.
Then
Send a notification from the IFTTT app
This action will send a notification to your devices from the IFTTT app.
Discover more time saving integrations for Sighthound Video and Notifications