Internet is now the main source of information to all people with smartphones, tablets or PCs. When a person has a doubt about anything, it just goes to google and searches for it. But people often make mistakes a lot and find the wrong information or believe anything they read. In this short course, you will know the basic principles to search for valid information and get a skeptic mind to avoid fake news. You can also be able to search for right tutorials and the best 'how-to' without harming yourself or others.