The new car segment was the key driver in growth this year as automakers began embedding XM radios into their cars.

FORBES: Magazine Article

Walmart International segment has been a key driver for Wal-Mart over the past couple of years.

FORBES: Low Prices Pinch Profits At Wal-Mart But Stock Good For $73

The international segment will be the key driver to growth as U.S. growth has been relatively stable with slower growth.

FORBES: Wal-Mart's Earnings: International Will Drive Growth Amid Sluggish U.S. Sales

Although enterprise routers remain the single largest profit driver for Cisco, we note that the service provider router segment (including both edge and core routers) does generate a combined profitability beyond the individual contribution from the enterprise segment.

FORBES: Enterprise Routers Are Cisco's Engine