Lex's Oliver Ralph and Joseph Cotterill assess the reputational and regulatory risks facing Wonga, after the UK's biggest payday lender agreed to pay £2.6m in compensation to 45,000 customers for sending out threatening letters from non-existent law firms.<br /><br />For more video content from the Financial Times, visit http://www.FT.com/video<br /><br />Subscribe to the Financial Times on YouTube; http://goo.gl/vUQx5k<br />Twitter https://twitter.com/ftvideo<br />Facebook https://www.facebook.com/financialtimes
