0 someone employed to test the service in shops and businesses by pretending to be a normal customer --
1 someone employed by a company to check how its products or services are being sold by pretending to be a normal customer: --
Most supermarkets want mystery shoppers to critique each department and the staff's knowledge of what they're selling.
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
Можем да го завършим стъпка по стъпка, колкото и дълъг да е пътят и не може да бъде завършен, колкото и кратък да е пътят, ако дори не маркирате отпечатъка си.