Massachusetts Small Business Development Center Network

http://www.bc.edu/centers/sbdc/
This is a great resource for inventors and entrepreneurs.

They "provide FREE individualized business counseling assistance for new business, existing business, troubled business, expanding business and start up ventures in all aspects of small business operations including:

Business Plan Development
Financial Planning
Marketing and Sales Strategy
Cash Flow Analysis
Organizational and Personnel Issues
Start Up and Growth
Loan/Financing Assistance

Present opportunities to learn all aspects of starting and operating a small business.

Offer workshops, seminars and management training on varied topics relative to starting and operating a small business."

Some seminars include:
Writing an Effective Business Plan
Borrowing Money to Finance Your Business
Understanding Cash Flow
etc.
http://www.bc.edu/centers/sbdc/seminars/