Tunis Airport Retail Audit

I need a mystery shopper to visit the retail stores inside Tunis–Carthage International Airport and quietly evaluate how each outlet performs on three fronts: how staff treat customers, whether key products are on the shelves, and how clean and orderly the shop looks... (Budget: $30 - $70 USD, Jobs: Customer Experience, Customer Service, Field Research, Market Research, Mystery Shopping, Report Writing, Research, Research Writing)