there's an economic principle called the "division of labor" innate but not exclusive to capitalist systems that arises as an inevitability of technological and systemic complexity that demands certain nodes in the network specialize as professionals with attendant training and different expectations placed on the bearers of the title
you would know this if you weren't a homeless grifter, again, trying to scam free meals out of a settled polity with its own customs, roles, and practices