When you can drive, would you rather put gasoline or biofuel in your car? Why?

Imagine you work for a biofuel company. How would you encourage people to choose biofuel over gasoline?

Imagine you work for a gasoline company. How would you encourage people to choose gasoline over biofuel?

Imagine you are a farmer who must stop harvesting food for sale and must instead harvest plants for biofuel. How would you feel?

How would this affect the people who buy your food crops?