They already have a few articles on saving fuel, one is on driving efficiently (part three). But, it doesn't mention using P&G. Just the normal bland go slow, don't accelerate fast rules. Using these techniques they improved economy a whopping 8%. Not bad, but we know you can get tons better.
Fuel Savings - Part One
Savings on fuel - Part Two
Savings on fuel - Part Three
Savings on fuel - Part Four
The Response with the letters in it will most likely be posted this weekend.