How to loss about 30 pounds over the summer without a lot of money?

hello am a teen girl and i need some much help my weight is 155 pounds and, i want to loss 30pounds over the summer am so sick of people telling me that i cant do it so if your going to tell me that please don't cause i wont care . i know what i want so please just be nice and help me . oh and i dont have... show more hello am a teen girl and i need some much help my weight is 155 pounds and, i want to loss 30pounds over the summer am so sick of people telling me that i cant do it so if your going to tell me that please don't cause i wont care .
i know what i want so please just be nice and help me .
oh and i dont have a lot of money but i do have a LOT of TIME on my hands haha
thank you so much .
Update: i am vary short 5'1 and am 17teen:P
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