Open question: Customer service, but contactors of the business owners.?

if a customer goes inside to a restaurant and the restaurant a small position and way of a customer is in, but its smell extreamly bad is and sometimes smell like swet really bad other time and like vEEEERy strong medicine smells, thus bad, which other customer rises and leaves, comes in gives it everything that person with the restaurant or the employee risks the owner out be explained could, who keeps complained fired or? the man is not a homeless person, whom he drives dresses of a car with normal clothes, but its or is terrible! so bad owners solve business if hes in the business