Just like using bookmarks in a real book, Opus provides a Bookmark feature that allows you to mark pages in your publication that you can revisit.
This can often be useful in large or very linear publications to be able to jump quickly back to where you left off. It is also useful for training materials where you might want a user to be able to return to or start from a particular place in the training.
When you first create an Opus publication the Bookmark feature is already available and set to Single Bookmark. This means that only one page can ever be bookmarked, which is often all that is required as you will simply want to be able to return a user to the point where they left off. However, using Multiple Bookmarks allows you to have a number of markers in your publication and to call up a dialog allowing the user to choose which of those markers to move to, which is especially useful in e-Learning or training publications.
Bookmarks are created using the Bookmark actions. The actions allow you to: bookmark a page; show a list of all pages the user has bookmarked; delete bookmarks; and move between bookmarked pages. However, the first thing you must decide when developing your publication is if you want to use Single or Multiple bookmarks: