There are two subscription levels for Edelweiss Analytics, Summit and Basecamp. You can see a quick video here that goes through the differences.
Essentially, Basecamp will feed your sales and inventory history in to the Comparable Titles area of an Edelweiss title listing. This is information that a conscientious buyer will research when deciding on an order for a new title, and this tool dramatically speeds up the process.
See details about reading the comparable title grid here.
You’ll also see if you have a title on hand or on order:
Finally, you can also direct your on-hand information to your IndieCommerce site. This way, your customers can view a title on your website and see right away if you have it on your shelves.