Step 1: Click on 'Library' from your dashboard.
Step 2: Click on 'Cloud Storage' at the top.
Step 3: Click the button 'Upload files and photos' and upload your destination guide.
Step 4: Attach the link of your destination guide to your master description on the itinerary.
Step 5: You can also attach the link of your destination guide to your 'Details' tab at the bottom of the itinerary.