Ashley just found out about this so I wasn't sure how many of you might not have known. Most of you have probably realized by now the link at the top of the page for tracking unread posts: "Show unread posts since last visit"
One thing that you might not have known is that you can click on the purple "New" button next to the title of each post and it will take you to the last unread post that was made. This is great for those topics that have several pages because it will pull up where you left off. Here's what I'm talking about:

Hope that makes it easier to keep up on new posts!