There is no Activity summary for Latest Polls yet. Please add this.
Please display the question and the poll options. When the user clicks a poll option, then open the link to the poll.
If an activity summary section has a custom title with a "dot" in it, e.g. "Second thread with very long title. Another title here" sending a test email generates the following PHP error:
It seems the reason is that in the file src/XF/ActivitySummary/Instance.php the text is used as a phrase...