You may wish to read
http://www.codinghorror.com/blog/2009/07/software-engineering-dead.html
I’m not a big fan of lists, personally. I think it’s important to have a vision of where you want to go, and then think about the next two steps you need to take on the path toward your destination.
Mostly we build it as we use it. Some things don’t become clear until we’ve used our own software for a few weeks.