==Not mentioning that some of the things I receive may be "priceless" (understand: much more valuable than the price tag the insurance will use as a reference).==

These are the types of deliveries that should require a signature for drop-off.

==Furthermore, insurance companies don't like to lose money, and they are likely the ones to encourage you to install a surveillance network.==

Profitability depends on the pricing strategy. If police departments don't act on these videos anyway (as stated prior), more of them would likely just act as a visual deterrent. No different than taping an old cell-phone to your front door.

==If anything, to make sure that you aren't stealing your own packages. ==

Fraud exists in every industry insurance companies serve.