LogNet attempts to design the most cost-effective network satisfying a certain customer service level. It addresses the facility location problem: How many warehouses are needed in a logistics network? Where should these warehouses be located and to which customer market(s) should they be assigned? Also, which factory should supply each warehouse? Unlike a diagnosis problem that typically works backwards from a symptom to determine what component might be responsible for the faulty behavior, LogNet instead works in a forward direction and looks at a variety of network designs, evaluating each one in order to recommend which among them is the most effective (more about how different logistics network are evaluated later).