The Business Rusch: Competition
From Kristine Kathryn Rusch

4 Entrepreneurial Lessons Learned From Self-Publishing My First Book
From Zach Davis at Tech Cocktail

Relationship Guru Charles Orlando Helps E-Book Self-Publishers Help Themselves
From Adam Penenberg at Fast Company

Seven things to know about selling books through retail.
From Lessons from the Saddle

Comparison of Major Print On Demand (POD) Services
(actual index linked in post is here)
From Savvy Writers & e-Books Online