Bad service

<p><br />I hope this email finds you well.</p> <p>I don't know who to complain to as your facebook page im being ignored at yesterdat i went to commercial road Mcdonalds to buy mcbig and i had a voucher of 20 and the lady said you guys don't take vouchers "Thank u for redeeming! Your R20 McDonald's pin is ................. To redeem visit any McDonald's outlet nationwide and make a purchase. For queries please call us on 0860 777 369. T's & C's apply." Neverthelessi continued buying via my card to be served a rotten mcbig please find the attached image as a demonstration of what im taking about</p> <p>I hope to hear from you soon.</p>