If you woke up as a 16 year old but kept all your current knowledge and experience, what would you do?

@FreeSpirit1 when I married my first husband, as I was collecting envelopes at the reception on of my Dads friends said call him before doing anything with the money. he said to buy amazon stock so we did. with the 2 for 1 splits and 3 for 1 and the last at 20 for 1, I'm super happy