How can I improve the gas mileage in my car?
user
By installing a turbo, or an intercooler.
assistant
That is too advanced for me. I was looking for simple suggestions.
user
What sort of mileage do you get now?  How much do you drive?  And what sort of fuel do you use?
assistant
How can I improve the gas mileage in my car?
user
By installing a turbo, or an intercooler.
assistant
That is too advanced for me. I was looking for simple suggestions.
user
Alright, what kind of car is it?  Are you willing to upgrade to a diesel engine?
assistant
How can I improve the gas mileage in my car?