Redeeming your McDonald's survey coupon is simple and rewarding! Start by visiting mcdvoice.com survey to share your feedback. After completing the survey, you'll receive a unique coupon code as a token of appreciation. Write this code on your original receipt and take it to any participating McDonald's location. Present the receipt with the code at the counter to claim your reward, which could be a discount, free item, or other offers. This process not only enhances your experience but also helps McDonald's improve its services.