In this lesson, delve into a quick refresher on the role of cost drivers and activity centers in allocating overhead costs. Nick Palazzolo, CPA, reiterates the significance of these elements, crucial for understanding how overhead is distributed based on causal relationships. Through a practical example involving the allocation of accountants' salaries across different factories, he illustrates the allocation process and how it varies with production levels at each location. Furthermore, Nick covers conceptual underpinnings by reexamining other common cost drivers, such as electricity usage, providing clarity on how these factors influence cost allocation in a business setting. This overview serves as a crucial reminder before advancing to more complex topics.