I'm smitten by the Agile software development methodology. It's not as if I've heard about it only today, but now I have a tool that can (I believe) help me manage the CommuterStation product development in India more effectively.
The great thing about it is that it lets you- nay, it makes you - define your product's Features & Use-cases, Releases and Iterations, Resources and Tasks, so that they are all online, inter-dependent, and trackable and manageable. One of the cool things is about Rally is the integration with Eclipse and Fitnesse.
Check out the following for starters on Agile, if you want to get started.
And of course, there's no substitute for simply Googling "Agile" or "Agile Project Management".