Offer solution to a problem. For instance, “dinner tonight”, “free delivery” etc. Make an attractive offer that can’t be restricted. Create an alluring design in order to strengthen your brand. Make a call to action with the expiration date. Use bright colors in order to draw quick attention. The backside of the door hanger is blank so that you can use your message. Never forget to use the space.  You can include your location, phone number and the site address. Repeat your brand in the same place so that your USPS post card printing can be easily recognized. Use the tear-off coupon, which will increase responses and thus, you’ll get opportunity of better tracking information.