I have purchased twittly app from my Debit Card but I was charged extra. While purchasing twittly app showed 100 INR, but my account was Credited twice by the Blackberry one for 100 INR and another for Rs 102.46 INR.Please give me the reason why my account was debitted twice. I got the receipt for the 100 INR but for the other I havent got any Receipt it was just deducted and reflected on my account.