How does a leader change a Scout sale (aka Wagon sale) from delivered to undelivered or vice versa?

As a leader, on https://portal.trails-end.com/:

1. Find the Scout in the list on your Dashboard.

2. Click the arrow next to the Scout and select 'View Orders'.

3. Click on the arrow next to the order.

4. Check or uncheck the box next to the item(s).