buy low/ sell high.
good thing to start with crypto would be to buy the initial coins

please check my new posts
https://steemit.com/privacy/@knozaki2015/wanna-drive-the-nsa-crazy-how-to-perfectly-hide-your-ip

https://steemit.com/steemit/@knozaki2015/my-upvote-was-worth-5-06-usd-25300-or-how-to-earn-the-maximum-curation-reward