hey i wanted to ask a question about best buy trade in program in canada.. well i heard how you can trade in your old device for a new one blah blah blah which sounds cool.. but i wanted to ask a question.. i am currently with rogers and i do not want to switch my plan cause i have a very good deal that is not around anymore.. so if i wanted to trade in my iphone 5 for a iphone 5s in best buy.. would i have to change my iphone plan or can i still keep? want to know can someone answer this question? if you can let me know.. thankyou would be greatly appreciated