You have to lock your coins. This is blockchain interest. You have to wait till lock time end. Further details you can find here:
https://bitcointalk.org/index.php?topic=1317918.0;topicseen
Thanks for sharing this with me mate. I'm looking into how it works and I have to say that it has really brought my attention. Considering that Hodlcoin is cheap right now, I might grab a few coins to test this out. Hope that I'll make the wise investment decision doing this.
Decred, you can delegate voting right to stakepool. Stakepools only have voting right, so it's not possible to lose your coins.
Sounds cool. I'm researching more about this and so far it looks very promising. This is somewhat similar to NEM's delegated harvesting by the way, but worth the shot. Another good thing that DCR has is decentralized governance where users can decide upon the future of the digital currency.
Here's some good information : https://wiki.decred.org/Introduction#Meritocratic_Governance
Imo Decred seems to be one of the best projects around