Young woman using exercise machine at gym

Driver checking rear-view mirror

Using cell phone while driving

Consumers with few alternatives express frustration as gas prices soar and oil industry profits grow

Businessman refueling car at gas station

Businessman refueling car at gas station

Using smartphone while driving

Driver using GPS for navigational assistance

Businessman using laptop working in office

Businessman in tall grass using cell phone

Man using earphone headset while driving

Businessman using cell phone while driving car

Man in car in city at night.

Emergency on-call doctor using GPS to navigate his way to a house call at night

Man using cell phone while driving

Businesswoman using cell phone in car

Driver's view of vehicle windshield with mounted GPS display

Businessman standing outside office building using cell phone

Driver using GPS