BecomingAnIndieDeveloper
From SPA Wiki
Resources
Business of Software forum, 
http://discuss.joelonsoftware.com/?biz
The Business of Software - Eric Sink, 
http://www.ericsink.com/bos/Business_of_Software.html (also 
a book)
Micro-ISV, From Vision to Reality - Bob Walsh, Apress ISBN 1590596013
Startup Success Podcast - Bob Walsh & Patrick Foley http://startuppodcast.wordpress.com
Mac Small Business Yahoo group http://tech.groups.yahoo.com/group/macsb/
This Week in Startups Podcast - http://thisweekinstartups.com
Guy Kawasaki, http://guykawasaki.com
Paul Graham, http://paulgraham.com
Business of Software Network: http://network.businessofsoftware.org/
Any others? Edit this page and add them.