Hello Michael,Yes, just make sure to populate the category affinity array.https://experienceleague.adobe.com/en/docs/target/using/audiences/visitor-profiles/category-affinity

Hello,For troubleshooting purposes, 3 things to try 1. Using the contains substring instead of contained in the list 2. Using either one of the following (not using inclusion rules)Popularity-Based - Most Viewed by Category - Favorite CategoryPopularity-Based - Top Sellers by Category - Favorite Cat...