Startup Notes http://startupnotes.org/ <- This is just really pretty and full of great comments. It won't help you create something though.
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
Startup Notes http://startupnotes.org/ <- This is just really pretty and full of great comments. It won't help you create something though.