If you don't have time to read a post or want to follow up later on it, open the menu options on the post and select Flag for Follow Up.
A Flag will appear in the top right hand corner, noting it has been flagged.
From the Topic List page you can sort posts that you have flagged to the top by selecting Flagged in the Sort By drop-down.
Posts that have been flagged will display a flag on the post.
