The
Office of the Treasurer & Tax Collector provides information
on how to file for business name registration and business tax
registration in San Francisco as well as other tips on how to
start-up your business.
National Association
of the Self Employed (NASE) is a group of small-business owners
leveraging group-buying power for goods and services and allows
you to save money on your personal and professional expenses.
Small Business
Administration ProNet serves as search engine for contracting
offices, a marketing tool for small companies, and a link to procurement
opportunities
Getting
Started in Consulting by Alan Weiss. It's well-written,
covers many aspects of consulting, and has great advice about
how to market yourself and get clients.