South African authorities are tightening the net on illegal scam centres. Recent police raids have shut down suspected operations in Umhlanga in KwaZulu-Natal and Bryanston in Gauteng. A new report shows that scam operations are now among the most lucrative forms of organised crime worldwide. Kristina Amerhauser, one of the authors of the report, unpacks this. Tune in to #eNCA, channel #DStv403