You can favourite content and save it for later in just a few clicks. On the content item, find the orange bookmark icon within the breadcrumb trail bar, in the top-right corner next to the page options. Selecting it will turn it green and save the content as a favourite. You will now receive notification updates if there are any changes to the content.
To find a list of your favourite content, navigate to your profile in the Oak sidebar. Find the Favourites drop-down, and select to reveal your favourite items.