Or if the fuses apply to too broad of a system, the wireless modem should be able to be disconnected.
Manufacturers like to implement this capability using modules which can be used across their lines of vehicles. Here’s an example for a 2017 Silverado, but you’d want to research service manuals / diagrams for the vehicle you’re considering buying: https://www.silveradosierra.com/threads/2017-silverado-removed-lte-modem.660593/
Generalizations that are oversimplified to the point of lacking all nuance are probably untrue because there are bound to be exceptions. Instead, try including ‘many’, ‘most’, or such as an easy remedy.
Specifically, landlords can create value when they handle property management and maintenance (and the related costs) efficiently. It is wrong that greed has made that so rare.