Store Clerks, Be Aware of Mystery Shoppers!

SEOUL, Korea, Feb 27 (Korea Bizwire) – Probably you know who “mystery shoppers” are. Now, warfare of nerves is sharpening between store clerks and the mystery shoppers and it is always hot. The mystery shoppers disguising themselves as normal customers by performing specific tasks such as purchasing a product, asking questions, filing complaints or behaving [...]