What is the best way to: How can you get free Krispy Kreme donuts?

Pick your answer from: --The bottom of every receipt has a survey, if you fill out the survey you get a free donut, you can eat like this for a long time.. --The bottom of every receipt has a survey, if you fill out the survey you get a free napkin, you can eat like this for a long time..
Answer:
The bottom of every receipt has a survey, if you fill out the survey you get a free donut, you can eat like this for a long time.