I just discovered Microsoft Office Live Meeting's free business seminar series. Some upcoming presentations of interest for entrepreneurs include:

10/13 - "Boost Business by Publishing an E-zine" with Alexandria K. Brown, the E-zine Queen

10/14 - "Guerrilla Marketing for Consultants" with Jay Conrad Levinson, Author of Guerrilla Marketing; Mike McLaughlin, Publisher of Managing Consultant News; and Tom Sant, Author of Persuasive Business Proposals

There's also an archive of past seminars dating back several years, including:

Creating an Entrepreneurial Mindset with Steve Smith, author of businessThink

Partnerships That Work with Dr. David Gage and Dr. Edward Kopf

Growing Profits through Partnerships with Sarah Gerdes

Advice for Women Entrepreneurs with Connie Duckworth, Sharon Whiteley and Kathy Elliott

Entrepreneurial Thinking in Business

with Steve Smith ...and many more from the likes of Tom Peters, Ken Blanchard, Seth Godin, and others.