Yes, buy steem and convert, or power up, to steem power, which locks in for 90 days. This allows me to curate and reward positive content, and receive awards in turn. I am still learning as it is complicated, and fascinating, and changing with every update. For example, each full vote removes 2% from total voting power, and regenerates at 20% every 24 hours. Go to steemd.com to monitor overall voting power.