1. You are excited when you find a great coupon app.
2. You have to stop yourself from saying "When I was your age.." to a high school kid.
3. You actually call someone 'a kid' and not cringe.
4. You watch grown-up shows like Mad Men and Game of thrones and judge people who watch shows like 2 broke girls.
5. You carry a pair of flats in your bag to swap with your high heels when you know you'll be out for more than two hours.
6. You think twice before judging someone on anything because you realize it could be you in the future.
7. You start investing on more expensive clothes/bags and think more in terms of quality than quantity.
8. You spend an entire day in the mall and end up not buying anything at all.