Have you been wanting to try a nutritional beverage? If so, this deal is perfect for you! Boost is currently offering a special coupon for a FREE 4 pack of Boost Calorie Smart Nutritional Drink! Just enter your mailing information to receive your coupon! Once your coupon arrives in the mail, you can pick up your FREE sample of Boost Calorie Smart. Allow 2 to 4 weeks for your coupon to arrive.