We are US based firm that launching new social communication service. We need to buy Facebook/Twitter shares and comments from real Facebook/Twitter users that have regular status updates and +1000 friends onboard. Also if you are professional SMM experts or group/page owners for hire, we'd also have a regular great job for you.
We don't pay for fake accounts. Bidders with large groups/pages and real power users on Facebook/Twitter gan get hourly paid job for us also.
You will get many more work, it depends with your quality of the friend base.