Here's an example of a topic you could look at: https://xenforo.com/community/threads/ability-for-guests-to-vote-on-polls.31397/ Well, as you probably noticed, our thoughts are so similar. Indeed, why not? However, there should be a range of options available in each case. For instance, IP addresses should be considered data and the actual IP address should be stored for every guest. In other words, voters. In particular, it should implement.