> Imagine trying to start a restaurant without a chef

No sorry, bad example. Having an understanding of logistics, supply chains, and having consultant contacts for things like building a menu and interior design. It is the foundation of how franchises work - they've (even) done that leg work for investors. Often times they already have studies for potential locations. Investors just add money and management of people.

Source: family works in restaurant and independent supermarket supply chain/logistics.