CAMBRIA Africa’s (Cambria) share price fell to a three-year low in June after its subsidiary Payserv Zimbabwe (Payserv) had an impasse with local banks over fees.Advertisements The Zimbabwe-focused investment company’s share came off 46 percent on the London Stock Exchange between May 10 and June 13, 2019, to settle at a price of £0,0065 (US$0,0082).…