refund

I terminated my virgin active in 13 of nov 2014. I tried to re-join in 13 of July 2015 and i was ask to pay activation fee. On the 15th I receive a call from Sello to say, they could not proceed with my membership because i owe. I told him that they need to refund me my activation fee and was promised that i will be refunded after 7 days. today is the 2nd of September and I am still waiting.