This article presents a set of case of studies elaborated on 42 companies located in Mexico, which have demonstrated an increase in logistics costs by not having employees knowledgeable in planning tools. The forecasts, order planning and inventory levels are elaborated empirically resulting in elevated costs in the areas of production, inventory, purchasing, etc. In the analyzed investigation, financial strategies are proposed such as Vendor Management Inventory, Just in Time, among others. Production and inventory planning and control systems are implemented, resulting in benefits such as reduced demand variability, cost reductions throughout lean manufacturing processes, appropriate inventory levels, adequate customer service levels, obtained an annual savings of $1,237,794.00 USD summing all the participating companies.