Being a PoS Coin, proof of stake, you can earn coins by saving coins. Each new block is created every 45 seconds. While your wallet is unlocked and running, you can earn a percentage of the total coins you own. Much like interest.
Year 1: 20%
Year 2: 10%
Year 3 and on: 2%
To learn more, goto https://en.bitcoin.it/wiki/Proof_of_Stake