Required English freelancer for Freelance Mystery Shopper job

We are into international market research and we have clients across the globe. We carry out audits for our clients by handling their projects through sending in freelancers disguised as customers to various stations, locations or shops. The freelancer then has to submit the report describing his shopping experience and answering relevant questionnaires.
The freelancer would then be paid based on the project he has taken up.

Skills & Expertise Required

English