Changing my plan but they say it doesnt meet the terms of contract?

[admin]

Hi, i am using iphone4 which ive been using for almost 2 years out of 3year contract. I am currently using 50$ rate plan including 200min 500mb. I ve just noticed that there is lite voice&data plan which costs me 40$ for 150 min and 100mb. I dont usually use up the airtime minute and also...

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