Here is a list of helpful articles and advice about freelancing on Writers Write and Around the Web:
Freelance Writing Articles
Neil Gaiman Shares His Secrets for Freelancers
How To Publish Your Articles by Shirley Kawa-Jump
Promoting Yourself as a Writer by Writers Write
Starving Writer No More by Peter Bowerman
Tracking Your Submissions by Greg Knollenberg
The Debate: Freelance Gigs vs a Staff Job by Jonathan and Lisa Price
A Conversation With Phyllis Richman
Turn Time Wasters into Articles by Bridget Becker
Eight Tips For Getting Published in Magazines by Gary Bell
Newspaper vs. Magazine: Which Kind of Writer are You? by Carolyn Burch
More Freelance Articles From Around the Web
7 Tips for New Freelance Writers - Elna Cain offers seven great tips in this article including advice to pitch every single day.
5 Steps to Position Yourself as a High-Value Freelance Writer - This article from Forbes explains five ways you can make you and your writing in high demand, including always over-delivering on value.
Can You Spot These 3 Different Freelance Writing Scams? - a helpful article from Carole Tice about how to spot scams targeting freelance writers.