Retail News :
- Flipkart buys back logistics arm from WS Retail
- Paytm plans to sell movie and entertainment tickets; to take on Bookmyshow.com
- Rajesh Exports to use Valcambi network in Europe, America
- Portea Medical secures $37.5M from IFC and existing investors
- Amid TRAI paper on call drops, Airtel shifts all prepaid users to per second billing
