WMS (work management system) is based on the assignment of work through the scanner to the drivers, so that they can place orders for the production lines, it is also given to them so that they can place all the spare parts that the lines need. It also consists of fixing and resolving systematic problems, variations in quantity physically and systematically, status changes when required, problems with serial numbers (duplicates or out the system), quality control of how the article is being sent to the costumer among many other things.