4R Systems provides retailers breakthrough technologies that profit optimize inventory decisions throughout an item's life including Initial buy, Replenishment and allocation for stores and distribution centers, End-of-life strategies including markdowns. By profit optimizing decisions, such as how much and when to buy, how much inventory to put in each store or DC for replenishment items, when and how much to allocate for seasonal and fashion items, and how much and when to markdown at end-of-season, 4R clients have increased profits by 100s of basis points.