Need Cl Poster for the for sale - business

I need someone that can help me generate web design leads using craigslist. I need you to tell me the best place to put the ads. and how many i need to post to get some decent leads. The job is to post ads for me on craigslist but they must also generate leads so that I can a steady flow of leads. I can supply the ad titles and descriptions. but if you think maybe using some banner ads? i need your advice also your cl posting skills. If the ads do not generate leads you dont get paid because i want someone that knows what i need to do to get leads. if you dont know or unsure then dont bid