Gmail predicts which emails might be of high importance to you so it marks them as important with a yellow icon. If your inbox ends up full of so called important emails, this is how you disable this feature.
Named anchors let you set markers in a document, often placed at a specific topic or at the top of a document. I will show you how to create quick access to some of the titles that you have on the website.
You have more people using one computer and you don't want them to be able to shut it down using a shutdown button on Windows logon screen, this is how you remove it.