MTurk itself is not perfect and could use many improvements. Amazon has been absent from the project itself for a long time and provides minimal support and there is a lot of criticism over them changing their fee structure in a few weeks that may or may not lead to a decrease in tasks and/or pay. https://requester.mturk.com/pricing

There are a couple of alternatives: https://microworkers.com/ and http://www.shorttask.com/

What are some examples of digital tasks you'd like to outsource? Do any of them require access to your personal information?

Check out crowdflower.com