When Hannah is being picked up by Jake for the drive into town, she's texting with leather gloves on. Leather gloves won't work with a touch screen phone.
There's no such thing as Princeton Medical school. Princeton is the only Ivy League school that does not have a med school.
When the 3 are sledding Bonnie's gloves are black but when the camera angle is sledding down it has pink gloves holding onto the sled.