Thanks for thee feedback! POS = Proof of stake which grants you rewards based on the amount of coins you have staked on the network based on weight as opposed to POW (proof of work) which rewards miners working on blocks. For a detailed article on my favorite staking coin (PIVX) you can check out this article https://steemit.com/crypto-news/@prufarchy/pivx-how-and-why-to-stake-your-pivx