Conned

The company phoned me four months ago telling me that they can help with pot system but I am on credit bureau I must give them my banking information so that they can deduct only R1000 once off afterwards they will help me getting the money from the new pot system I called my bank to block them they said they can't do it because is not reverseble So I need someone to help me because when I call them I only answered by the machine asking me my id number and my cell phone number Please call me ***