Do I need a pro selling plan on Amazon before I can use JoeLister? July 01, 2015 00:22 Yes, you do - you need MWS, which requires PM so we can obtain the data from your Amazon account. Related articles Getting Started: How to connect your Amazon account to JoeLister How is JoeLister different from other software? Where is my Amazon inventory? I just got new FBA inventory. Can I force an inventory update? Does JoeLister get product descriptions from Amazon? Does that violate copyright?