Aquire active user for free chrome extension

Hi, I am looking for someone to support me in marketing for a new free chrome extension which is targeted at online shopping user in the united states only. If you think you can help out please provide a rough marketing strategy with a few marketing ideas (sites, social media, etc.) in order to reach qualified user. No spam or bot interaction will be accepted. Paid will only be for active human user which can be identified. Please write 'read' in the first sentence of your offer. This is project will be a trial work. If your work is satisfying we can work out a longterm work relationship. Looking forward to your application.