Jump to first unread post.

Some threads are quite long and get numerous replies added, it's hard to find where you last were at. https://en.discussions.tomtom.com/tomtom-go-mobile-and-navigation-for-iphoneipad-29/which-features-will-be-added-the-future-to-the-go-mobile-for-iphone-app-999494 That's a perfect example.
Comments
You can get to the unread comments (see screenshot) through the New comment link if you're logged onto the forum, regardless of whether you've subscribed to the topics.
By subscribing to topics you can get notifications of new comments in the topics. For more about this, please see here.
On the landing page you can see the amount of new topics and unread comments on every board, when you're logged in.
Cheers, Mikko