@promoted had a good thing going on, but I'm not sure if they're still active. They might be? But I can't say whether or not they're still alive, haven't interacted with them since they started up.

Here's a quick link to their initial post: https://steemit.com/steem/@heimindanger/don-t-use-vote-selling-bots-use-promoted-instead-a-bot-that-upvotes-you-when-you-burn-money