Zillow Advice: Home Ownership - when I type in "Middleville, Mi" homes for sale, why does my listing not appear on the list

Zillow Advice: Home Ownership - when I type in "Middleville, Mi" homes for sale, why does my listing not appear on the list http://www.zillow.com/advice-thread/when-I-type-in-Middleville-Mi-homes-for-sale-why-does-my-listing-not-appear-on-the-list/255660/ Zillow Advice | Zillow Real Estate