1 . Login to the reg. portal, using the details you used when you signed up.
2. Select My Bookings > Bookings.
3. Click the Edit button on the right, on the booking you wish to edit.
4. Skip through the edit screen until you reach the Optional Extras pane.
5. On the Optional Extras pane, select the extension trip you wish to add.
6. Click Next.
7. On the next screen (once you can see the extension trip in the box in the right), use code Extension50 to claim your £50 off, and hit Add.
8. The page will automatically refresh with your discount added.
9. Click Next.
10. Click Pay £45.00 and Update.
You're all set! Congratulations on booking the extension trip of a lifetime!