Ways to save fuel.

[2003eclipse]

11. Drafting following at close distance reducing your wind resistance. Without drafting you could lose up to 20% of your fuel effeciancy

[FattyBoomBatty]

get a body kit that produces lift, therefore, it's like the car is lighter - less friction with the ground.

buy a scooter. 50cc.

[Nash]

Pedal your ass around.

[scheides]

12. walk.
13. install an AEM or some other EMS that can cruise at 16:1 A/F :)