Even paid apps have no guarantee of messages if it's not a polled path you can't make sure the message will be received. Doesn't take much for your internet to go down.
There are always steps to take if you have false activations, you may not find anything but that doesn't mean you can't do anything as an engineer.
You've been burgled you are a higher risk, insurance companies want to sell insurance and not pay out, otherwise there is no point in selling insurance