Because the fee is so small but the task takes so little time, the strategy is to do as many of them as possible. However, be sure to read the fine print because many of these companies have a minimum payout, meaning that if you earn $8.55 doing 20 micro jobs, you may have to wait until you’ve earned as much as $50 to actually get your money. Read more about some of the pitfalls of this kind of work.
These little jobs are done by people who log on to a company’s site and choose tasks, which could be as simple as clicking a link. Amazon's Mechanical Turk is one of the most well-known sites of this type. Also, there are crowdsourcing projects, which are similar to data entry, where companies engage an army of virtual workers to each do one small part of a larger project.