Sometimes the best thing to do is to get a third party to have a look – that's what companies like Molson, Staples, Ikea, Costco and Goodyear have done. SDI Marketing has an experienced team of mystery shoppers that know what to look for and can tailor their visits to meet your needs. With thousands of mystery shops a year, we know the value of delivering measurable information in a timely fashion. Real-time reporting is what we pride ourselves on. Imagine seeing a problem now and having it fixed the same day!