I would imagine it was more of the opposite scenario. Rather than calling your girlfriend when you forget to lock your house, you might want to just lock it remotely.
That goes back to what someone else questioned: Should we not address the problem more directly with devices that take action themselves? All we've done here is move the interface off the physical object. Not much in the way of actual smarts. Requiring an owner to take action on a smartphone is a transitional phase.