Visio UML modeling bites a chunk out of your day. Try the wyteboard (or
whiteboard, like some people call it) approach. How? Check
Scott
Ambler's article.
Scott Ambler: "Whiteboards are my favorite modeling tool, and I stand by
my claim that they are the modeling tool with the greatest install base
worldwide. In fact throughout this web site you will see many
whiteboard sketches, which is nice for an online article or even a book
but can are they acceptable for real-world development? My experience
is yes. Here's how I make it work for me."