The goal of directory submission is to get baclinks, the goal of backlink building is to get a better SERP. We'd like to offer a directory listing service for those who want to promote multiple sites. PM me the following 1) # of sites you want to promote 2) The budget you think it'll make sense 3) How many listings do you expect 4) What kind of listings do you expect (various anchor text, inner page listing ect) 5) Any special requirements. We'll get back to you whether your request can be fulfilled. After revewing all popular diretory lists on the web and comparing the lists with our stats from last two months. You won't get 1 listings if you submit 50 sites for at least 20% of the directories on those lists.