An auction listing service is, quite simply, a website that lets you create eBay auction listings from within your web browser. You create the listings, apply some sort of predesigned template (or perform your own custom formatting), and then have the service upload the listing to the eBay auction site. Depending on the service, your listings may be free; you may be charged a per-listing fee; or you may pay a flat monthly subscription charge. And, as part of the package offered by the site, you may have other auction management services available to you.
Whatever fee you do or don’t pay to the third-party site, you still have to pay eBay the standard insertion fee for your listing.
That’s it in a nutshell—although ...