Use your up vote on authors that have a decent amount of Steem power (Influence), make an informed comment and hope that they will use their voting power to upvote your comment.
Lately I have been getting an up vote from a fellow steemian who has upvoted a couple of comments on his post - worked out to be around $3.00 for a comment, one week later and the payout I got was great.
0.958 SBD, and 0.897 STEEM POWER for kiwiscanfly
Remember your voting power takes a full 24 hours to get back to 100%