Grind Sale Items Into Gems Grind specified amount of sale items (backgrounds and emoticons) into gems Userscript manager users: Install Tampermonkey/Greasemonkey or similar add-on Open Grind-Sale-Items-Into-Gems.user.js Click Raw button Hit install Now you will have Grind Sale Items button Non userscript manager users: Open: https://steamcommunity.com/my/inventory/ Hit F12 or whatever and open up a console tab Copypaste Grind-Sale-Items-Into-Gems.user.js content into open console Hit ENTER Now you will have Grind Sale Items button