The amenities on the right side under Accepted Amenities are those honored by the hotel, and are shown to an attendee when creating a reservation on the Attendee Website.
Use this page to perform the following:
To add amenities, click on the item in the left block then click the right arrow button.
To remove an item, select it in the right block and click the left arrow button.
Hold the Shift key down to select multiple consecutive items, and hold the Ctrl key down to select multiple non-consecutive items.
Click the Save button to save any changes.
If necessary, use the Reset link to restore the original values.