myself and several friends are having good luck with this setup: http://www.smartthings.com/
a bit pricey depending on what you want, but it does work.
https://shop.smartthings.com/#!/kits
myself and several friends are having good luck with this setup: http://www.smartthings.com/
a bit pricey depending on what you want, but it does work.
https://shop.smartthings.com/#!/kits
Sometimes people trip and fall down stairs.
Sometimes assholes push people down stairs.
That doesn't mean "stairs are bad" nor does it make someone who pushes someone down the stairs any less of an asshole.