If you are selling jewelry on multiple marketplaces, Valigara is perfect solution! 1) Creating and managing inventory is very well made. It supports Excel import/export if you already have prepared files, but recommendation is to work everything inside Valigara system as it is very well organized. Valigara team thought of every single step in managing inventory. Additional features like title, description, bullets, price generator will greatly save your time! 2) Easily integrate with most popular marketplaces like Amazon, eBay, Etsy, make schedules, revises, easily link listings, manage all marketplaces from one place. It also offers centralized order and messages management. 3) Support is great. They are very polite and always happy to help. Webinars are also on a regular basis. They keep everything updated. Each update on marketplace is promptly available on Valigara.