At this step some of the things to consider are process design for product identification, valuation, classification and separation and the supporting technology system implementation to have an optimal separation approach.

FORBES: Could a closed-loop system be the solution to reducing waste?

Amazon spokeswoman Patty Smith said the price differences on certain DVDs are the result of tests that the company performs to re-evaluate various aspects of its Web site, such as the navigation system, what the home page looks like, overall site design and product pricing.

CNN: Testing reveals varied DVD prices on Amazon

Though it is more a product of tradition than design, it has turned into an efficient system for consolidating the power of the pope and the Church's other elites, he says.

NPR: Arcane Process Encourages Papal Horse Trading

The first product based on the design, the SH7729, was also unveiled Thursday and will support Microsoft's Windows CE operating system, Hitachi said.

CNN: New chip design targets cell phones