How Smart Is Your Smart Home and Do Your Devices Talk to Each Other?

When I go for a walk, I exit the house via the garage. I keep my walking shoes there. After I put them on, I get my sunglasses, COVID mask, and garage door remote from my car. I also make sure I have my cell phone so I can track the time and distance I walk. One thing I do not take with me is house keys.

I lock the house before I put on my shoes. So how do I unlock the house on my return? Easy, I just enter the code into my Nest door lock. That is one of the conveniences to a smart home. What are other conveniences and devices that make up a smart home.