contact HKA Shopper to advertise your business with a full color ad FREE and you can also mail your ad to 10,000 local homes for only $199 at HKA Billboard Mailer IT'S NOT A BILLBOARD! It's a GIANT 9"x12" Mailer that local businesses share cost to get maximum exposure with little cost. No envelopes to open or pages to turn. Instant Exposure. NO COMPETITION! ONLY ONE BUSINESS TYPE PER 10,000 HOME ZONE.