If you don't want others to use your photos and images without your permission, you can create a so called custom watermark with your name or any other text you want.
Microsoft Excel allows you to sort your data in a number of different and custom ways, let's learn how to sort Excel data according to the color of the fonts.
Windows Phone 8 enables you to choose the apps you want them to display its status on the lock screen of your phone. For instance a notification that you just got a new Gmail email.
If you need, besides major accounts, an extra account with limited access to data, you can add Windows 8 Guest account. The process is almost the same as in Windows 7.
You wouldn't believe how easy it is to display all your saved passwords in Chrome browser, let me show you how to make your Chrome more secure, especially if you let others use your computer.