Fixed Price, Best Offer or Auction-Style? Picking the right listing format is critical to getting your item sold, so how do you know which format is best for your item? Well, read on! We looked at eBay data about buyer behavior, what makes a successful sale and compared selling formats to develop our best guidance on how to decide between fixed price, Best Offer or auction-style listings. And we are sharing the results - which may actually surprise you!