https://thephiladelphiacitizen.org/tag/mystery-shopper-philadelphia/
The Philadelphia Citizen anonymously uses city services, like 311 and calling City Hall to test how city employees are doing their jobs.
the philadelphiamystery shoppercitizenarchives
https://www.fox13news.com/news/highlands-county-deputies-warn-of-mystery-shopper-scam
Officials in Highlands County are warning about a recent mystery shopper scam, where one resident fell victim to it.
highlands countymystery shopperdeputieswarnscam