You can legally own property, take out loans, get a credit card, open investment accounts, own a car, stay out as late as you want, buy spray paint, sign documents, go to jail, buy cigarettes, join the army, (in some cases) call / sign yourself out of school, move out, get a job without being forgeted by child labor laws, buy alcohol outside of America, start a business, invest in the stock market, go to 18+ nightclubs and concerts, go to hookah bars, enter smoke shops, serve alcohol at a restaurant, run for political office, enter love shops, qualify for medical marijuana in states with such a program, be prescribed medicine without parental permission, go to a shooting range alone, buy salvia, purchase and use an airsoft gun alone, get a mortgage, enter and gamble at (some) casinos, purchase nicotine supplements and e cigarettes, and so much more.