How to Manage and Sell Steam Inventory Items Automatically
The Inventory Manager feature allows you to manage your Steam inventory directly within SGI, including the ability to view all your marketable items (trading cards, foil cards, emoticons, backgrounds, and more) and sell them on the Steam marketplace.
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This feature uses an undocumented Steam API endpoint with strict rate limits to fetch card prices. If you encounter errors while selling card or fetching card prices, please try increasing the Sell Delay, or wait a few minutes before trying to fetch card prices again
You must add your Steam Credentials before you can use this feature
Configure this feature's settings in Settings → Inventory Manager before using it
Click in the sidebar
List individual items
Find the item you want to sell and input a sale price
Click to list the item
List selected items
Find the items you want to sell and input a sale price for each one
Click to list only the selected items
List all items
Click to list all items
List duplicate items
Click to automatically list all duplicate items for sale, keeping one copy of each
Confirm each listing via the Steam mobile app or email depending on your Steam Guard settings
Click in the page header to update your card list