Voting
Sometimes you might want to get opinions about what people want to work on or what types of topics are most interesting to folks. Although you might think about just asking someone to join a card if they want to “vote” for something, that adds a lot of unnecessary overhead (such as notifications about activity on the cards and those cards showing up in your filtered lists).
Why vote on Trello boards?
You might want to enable voting features in your Trello board if you want to collect feedback from users or teammates. For instance, if you are a product team, you could use Trello as your roadmap and allow product users to share feature requests and vote on them. This could be useful to allow you to prioritize your backlog and work on only the most requested features that would have the highest impact.
There are many other reasons you might want voting on your board, such as quick polls asking teammates to pick a good time for a meeting, or for prioritizing...