Some of my favourite links from around the web...
"Mad Men" Creator Matthew Weiner's Reassuring Life Advice For Struggling Artists
A Guide to Defining Your Audience from Fizzle.co
Conversations with Artists Who Are Making It Happen from The Art Assembly
Love the free How to Style Your Brand Planning Workbook from Fiona Humberstone aka The Brand Stylist.
Signup for the newsletter from The Design Trust - it's full of great resources for all types of creative businesses - highly recommended.