Yes, If you would like to extend your stay beyond the 5 nights or upgrade your room, you will need to complete the following online FORM.
The rate for additional nights is $164/night for a Standard King or Queen and $184 for a King Deluxe room.
If you would like to upgrade to a King Deluxe for your 5-night stay (NAVC pays for standard at $164/night), the cost is an additional $20/night.
There is a $15 occupancy increase for triple and quad occupancies in both the Run of House and King Deluxe Suite types.