one of the leading payment processors, preferred by a number consumers over any other single payment method. Owned by An ecommerce giant, auction site Ebay allows retailers access to a market of buyers. Sellers pay a listing fee and a percentage of the sale of the item on Ebay, with the option to auction or set a Buy It Now price. Ecommerce sellers often use Ebay as an alternative 3rd party marketplace, in addition to selling through their own site., Paypal is an essential component of your Online retail, the process of selling products online and on mobile through shops, 3rd party marketplaces like Amazon and Ebay, and other channels. payment setup.