create a buzz for a new product

I am looking for an online marketing expert who knows how to generate a 'buzz', someone who knows how to ethically reach out to influencers online and get them involved, get suggestions for product improvement, get them interested in the product, and overall, get the product talked about. The product in question is an app that blocks pornography on android phones. Please bid only if you are AMERICAN and you understand the cultural nuances that are so important in this kind of marketing. No blackhat stuff. Budget $200 Ongoing work possible for a person who can deliver results. NO BIDS FROM INDIAPAKISTAN PLEASE LOL