If you can't get enough tips, apps, websites, tech help and guides, Make Use Of should be a go-to for you. This website will keep you in-the-know when it comes to anything tech.
Cost: Free.
Tools to take screengrabs of web sites and easily share with colleagues. Tools include Jing Project & Source Editor. Interesting note - Source Editor, a FF plug-in, lets you edit the text in the screenshot. Read the full article for more details.