One more question, so I have $50 left in my available funds, so it means that next billing cycle my credit card wont be charge right? Since i still have $50 left in my account???
Cause my current plan is $40 then I want more data cause the 4.5gb is not enough, then I saw a button there is says top up to your current plan then I click it, and it direct me to the one time payment and then it charged me $57.50 twice, now I have ...