AIGA
The professional association for design, is the place design professionals turn to first to exchange ideas and information, participate in critical analysis and research and advance education and ethical practice.
GAG (Graphic Artists Guild)
A national union of illustrators, designers, web creators, production artists, surface designers and other creatives who have come together to pursue common goals, share their experience, raise industry standards, and improve the ability of visual creators to achieve satisfying and rewarding careers.
Small Business
America's Small Business Development Center Network
Small Business Administration's "Outside Resources & Great Business Hotlinks"
Small Business Resources & Small Business Information for the Entrepreneur
Entrepreneurship
Entrepreneurship.org
Young Entrepreneurs | Student Entrepreneur Resources
Entrepreneurship Resource
Freelancing
101 Essential Freelancing Resources
All Freelance Directory – Directory of Freelance Job Boards, Resources, & Articles
Freelancers’ Toolbox – Online Freelance Resources