1. Get a good career.
2. Save.
3. Invest.
4. Make $$$
get a good education in a field which interests you and will have longevity
your investments now should focus on dividend paying growing stocks which increase dividends every year without exception. establish an account at a brokerage like scott trade or schwab and assure you will have full access to the account when you turn 18. examples of the stock which increase every year their dividends, like Coca Cola (KO is the symbol) has increased every year for fifty years!
Save between 25% and 50% of you income for the rest of forever.
you absolutely need job training or education after high school to have any hope of a financially comfortable life and then you have a save/invest a good chunk of every paycheck
Get a good career
education