Stellar has a built-in nominal inflation rate of 1% leading to new tokens every week. You can claim some of the new tokens by joining an inflation pool for free! I earn around 0.18 XLM for my 900XLM every week. Its not a huge amount but free money is still free money.
To read more about inflation, heres a link to Stellar talking about it:
https://www.stellar.org/developers/guides/concepts/inflation.html
To join an inflation pool, you just have to follow these few simple steps and gain extra XLM forever: