McDonald’s conducts Customer Satisfaction Survey through an official website www.mcdvoice.com. On Mcdvoice homepage, customers who have a valid receipt are eligible to take the www.mcdvoice.com survey. In Online sweepstakes, these could win the jackpot in the contest. This Mcdvoice Survey will be organised by McDonalds. Why should you take the Mcdvoice Com survey ? As the purpose of this online sweepstakes is McDonlad’s wants to know that customers are satisfied or not with the products, services, so that they strive to work on quality-improvement processes through sweepstakes.