I need a highly experienced forum poster and engagement expert

I am looking for a highly experienced forum poster and engagement expert to work long-term. She or should be able to create account in a forum and post. Looking for 500 forum posts. The freelancer should be conversant and therefore experienced in education related forums that have high traffic of college students from USA, UK, Canada and Singapore. Topics should be related to writing, essays editing, dissertation writing tips and the like. I am on low budget therefore I will work with considerate bids only