That doesn't go for Ford. And other carmakers are expected to follow suit.

"Ford noticed, and now the company wants to shift more future buyers to the vehicle ordering process, Ford CEO Jim Farley said on a conference call this week with reporters to discuss the company's second-quarter results. Getting more buyers to order a specific vehicle online can also help Ford's bottom line.

"We are really committed to going to an order-based system and keeping inventories at 50 to 60 days' supply," he said. "I know we are wasting money on incentives."

www.caranddriver.com/news/a37187201/ford-build-to-order-online-ordering-changes/

Reducing inventories reduces overhead, most notably interest. And reduces the need for incentives to move slow moving units. There will be inventories, just lower numbers with fewer discounts.