OneSpace history: CrowdSource was a major MTurk requester from 2009 through July 2015, leaving because of the fee increases then. turkopticon : reviews about CrowdSource Originally started as 'Midwest Internet'. Changed name to CrowdSource circa ~2011 (looks like the name was retroactively changed on all previous TO reviews at that time, unfortunately for historical purposes). Also owns the domains Write.com and Transcribe.com through which to recruit potential workers and customers. In Nov 2013, acquired another major writing-focused crowdsourcing company, called CloudCrowd / Servio They now have their own 'workstation' platform on their own site for workers to use, at first alongside MTurk, now exclusively since July 2015. You get paid daily through a verified PayPal account. CrowdSource changed their name to OneSpace on Nov 17, 2015; URLs changed from crowdsource.com to onespace.com . The worker platform: http://work.onespace.com/ Their forum, registration required: http://forum.onespace.com/discussions Their support section, with some general FAQs and a bunch of writing/editing resources: http://support.onespace.com/ Their YouTube channel: https://www.youtube.com/user/CrowdSourcecom/videos A few userscripts to improve their worker interface: https://greasyfork.org/en/scripts/by-site/onespace.com?set=367 How they changed up their quals in June 2015 How to move from MTurk to WS-Paypal with your CS quals/stats intact (hopefully) How the CrowdSource/OneSpace writing/editing system works (feedback, promotion/demotion, pass/fail/reject) If you're curious which client companies some of this work is for '2015 OneSpace Year in Review'