Well I also have an 11 year old so I feel like I can relate on that level. I'm sure there is a way to view what you originally wrote but I cant figure out how to see it while writing this at the same time. So I think the following were your areas of concern.
Boy we have had our issues w/the first two. I am wondering if doing a chart listing the positive and negative for going would help put this decision in black and white. I'm sure that you will have your daughters best interest at heart. Trust yourself that you will make the best choice for her and your family. Exciting times.