This can be done by logging into your account on Let's Do This.

1. Head to your booking via this link and enter your booking reference when requested.
2. Hit ‘manage’ which brings you to the ‘Manage your booking’ page as below and then ‘Purchase or view add ons’.
3. This will bring you through the booking form to add and pay for extras to your booking.

If you face any issues, we advise that you email support@letsdothis.com.