I’ve started researching being a small, independent software vendor/developer. One of several inspiring stories is balsamiq.com which was referenced in this NY Times article Man Writes Software, Blogs About it, Makes $100k in 5 Months

The Eric Sink articles are good for convincing me that it’s possible for a one
or two people to actually develop viable, commercial software. Being able to
distribute software via a website is empowering compared to try to distribute
shrink-wrap software.

Here are some books: