How do you know if the brick and mortar store has real Birkenstocks? You essentially have to buy Birkenstocks from the producing company, or the store could ope

How do you know if the brick and mortar store has real Birkenstocks? You essentially have to buy Birkenstocks from the producing company, or the store could open up their finances so you could see the receipt of the store buying directly from Birkenstock.