It might feel right to start something up now, but if she's moving 1.5 hours down the road and she already see's trouble ahead i would pass up the opportunity. Stay friends, its gonna cause for a lot more heartbreak down the road.

Most girls going to college with a boyfriend back home usually doesnt work, she's gonna want to go out and party, and you'll be sitting home wondering what she's doing, there are a huge amount of other guys in college, and it IS college.. thats when most of the experimenting happens.