McDonald’s is a franchise owned by McDonald’s Corporation, which was founded in 1940 as a Hamburger stand by Richard and Maurice McDonald in San Bernardino, California. The original headquarters were in Oak Brool, Illinois, but moved to Chicago in 2018. McDonald’s operate more than 37000 stores worldwide and servers around 70 million customers each day.
McDVoice is the official website operated by McDonald’s which lets you to earn rewards and coupons just by giving reviews and feedback about your experience.
As soon as you provide the McDVoice feedback, you are provided with the voucher coupon (Validation Code) for free Sandwiches and even more just for taking part in the survey. You just need to follow instructions for completing the survey and provide feedback and it will generate you a validation code, which will be valid for 30 days and you can redeem that during your next visit to the store.