Starbucks opens its third South African store in Menlyn Maine in the city of Tshwane   Johannesburg, South Africa, 2016-Sep-22 — /EPR Retail News/ — In partnership with Taste Holdings, Starbucks has opened its third South African store in Menlyn Maine in the city of Tshwane. Once the mall is complete in 2017, Menlyn Maine will be the…