You can easily use the BUYLIST to import items scanned in SCOUT to LIST.  When using SCOUT you can click BUY to indicated that you intend to list the item later or to merely save the data. When you click BUY, the item will appear on the BUYLIST.  To view your BUYLIST you can click the MOBILE tab from the horizontal menu across the top of the screen.

To import your BUYLIST to LIST simply click on LIST and then on IMPORT BUYLIST (as shown below). There you can select which items from the BUYLIST you want to import into LIST.