Except not every pizza joint can afford their own network engineer, IT Security officer, hardware guy. Small firms that try to roll their own often fail because

Except not every pizza joint can afford their own network engineer, IT Security officer, hardware guy. Small firms that try to roll their own often fail because these things become neglected. They already franchise in so that the franchiser can perform these central tasks in a more efficient manner. The franchise looking at the costs of on prem vs hosted vs colo vs cloud will probably find that on prem is the least efficient way they can go about it.