Inventory provisioning

Inventory provisioning, a relatively new concept for media companies, capitalizes on rapid advancements in targeting technology to address the increasing competition for inventory across competing sales channels. Most efforts have been largely defensive to date, protecting certain key placements, imposing broad restrictions based on advertiser or product type and protecting isolated pockets of high-value sales. As inventory becomes increasingly scarce, effective provisioning will wecome more critical.
Inventory management important question: How much inventory of which type should be taken to market, and through which sales channels, to maximize revenue?