0% Gas:
Spotting Cheap Gas Station Nearby: 1. MSN Auto. 2. GasBuddy.com 3. GasPriceWatch.com

-1% Finance:
Cheatsheet for Wealth at Age 16: (from MSN Money)
1. Work four summers, starting at age 16 - $2000 each summer.
2. Save the income in a Roth IRA account
3. Invest it in a simple, low-cost equity portfolio
4. Simmer slowly for 47 years
5. Serve ungarnished (and untaxed) at age 67
Assuming annual rate: 10.7%

At age 20: $9,378 with no more input
age 30: $25,917
age 40: $71,625
age 50: $197,943
age 60: $547,037
age 67: $1,114,423
*invest in small company stocks: (~annual rate: 12.5%) $2.4 million