To transportation, inventory carrying cost represent the second largest component of logistics cost. Inventory management uses a combination of reactive or pull inventory and planning logics i.e., Advanced Planning and Scheduling (APS), inventory allocation, and adaptive logic combines the two alternatives depending on the product and market conditions. Discuss the differences between reactive and planning inventory planning, using two companies that you are familiar with (DoD, Boeing, Starbucks, Microsoft, etc.)

Provide a minimum of two (2) valid references from a reputable source.