Incorrect orders

So previously i made a order through the drive through and the staff got the order incorrect, i did not mond as i believed that everyone makes mistakes, today i went passed the same mcdonalds (the palms k90) and yet again they did not get the order right again, i ordered 1 med mcfeast meal, 2 cheese brugers, and their new bigtasty burger(just the burger) when i finally arrived home i saw that they gave me a bigtasty meal and left out the mcfeast and at least the two small burgers were there, i would not support this branch again, and based on this i think i would not really support a corporation like this again... after two times is enough... it seems like this branch can only handle orders thats is like 1 meal and not anything more than that. I also do not believe to go back and ask as i believe as a corporation there has to be some sort of qaulity control and its not like the place was busy there was hardly any patrons in the shop and i was the only one in the line of the drive thru