Switching to more fuel-efficient hybrid, electric and natural gas vehicles is a long-term investment that can be a boon to both a company’s bottom line and to the environment. But in a tough economy, fleet operators must make tough choices when shaping their deployment strategy. What are creative, cost-effective strategies to integrate alt-fueled vehicles in corporate and institutional fleets? AT&T, among the country’s largest corporate fleet operators, joins with EDF to share the challenges and opportunities facing today's fleet managers.