Bad food

I whas at ok crocer what to buy chicken for a braai but whene i walked in to there meat section i got a bad smell , i almoust got sick . I got to the chicken and open the one of the packets en it whas smeterig it whas grous but now that not all when you want sumthing or thay are out of stock or thay do not have and you buy something you must do is check the EXP date thay love to sell things that are pat there EXP date