Add to favourites - use the HEART
Click on the heart at the top right of a page or content item to add it to your Favourites.

Pop-out tab
On the right-hand side of every page there is another heart button in a grey tab. Click on this button to see a list of your favourites.

Dedicated favourites page
Hover over your accounts dropdown and select 'My Settings, favourites and content'.

Go direct to your My Favourites page.