The document introduces and summarizes useful tools for creating online resources and working online. It mentions screencasting tools like Screenr and Screenhunter, brainstorming tools like Bubbl.us, knowledge mapping tools like Compendium, and sites for hosting open educational resources like Google and OU LabSpace. It also lists tools for collaboration like Google, Twitter, Blogger, and Wordpress. The document encourages trying to keep up with different tools and sharing ideas.