Where can I find usage tips on content overview pages?

We provide contextual guidance on site content and features, which you can access via expandable tabs on many overview pages across this site.

You can use this procedure to access contextual guidance:

• click to expand the 'Questions? click here to display or hide explanations ...' section
   
• read explanations and tips
   
• when finished, click again (or re-load the page) to collapse explanations and return to an unobstructed view of content