www.purinacare.com
Click on get your free quote. Fill out the page and enter code B3KCA
All zipcodes will not work. If your does not, try a zipcode from IL or any other state the offer is valid in (see link at the bottom of the page). Click continue, choose one of the deductibles and then click SAVE.
Enter your email and password and click SAVE. They will send you an email with the link to the coupon.
It is a brick's coupon that ex. 11-27-08. It let me print it twice.