Ad Posting - Craigslist

We are seeking a person or company with experience in posting on ads Craiglist and other free classified ad sites (i.e. Backpage, Kijiji, etc.). Initial assignment will consist of 500 to 1000 postings to Craigslist. These postings will be spread out over a period of 30 to 60 day and will be run in selected US Cities. It is expected that these ads will stick for a minimum of 48 hours to be counted as a successfully posted ad. Our objective is to build a long term relationship with a professional who demonstrates the capacity to handle assignments such as this.