• 7 Ways Freelancing is Similar to a Corporate Job
• 5 Things Freelancers Should Know About Sales
• How To Deal With Writer's Block
• The Authority Site on How to Start a Freelance Writing Career
• 2014 Trends in Freelancing: 6 Things Every Freelancer Should Know
• Retirement Advice for Freelancers (just in case!)

(I only want to include the most useful and realistic/relevant content here, so I will continue to update this list as I find great freelancing articles and resources.)