The Xebec Tri-Screen 3 adds a pair of 13.3-inch displays to your laptop, so you can have a triple monitor wherever you go.
With a dual-monitor workspace, you can boost your productivity and accomplish tasks in less time. Learn how to add a second monitor.
Screen Ruler can be triggered with the Win + Shift + M shortcut by default, and it should go without saying at this point ...
Microsoft's spreadsheet program can do way more than you might imagine. These are the hacks and tricks you need to know.