Thank you for helping us by reporting bad content.
First and most important step of how to be cool is to be yourself all the time. You´re unique, so don´t try to be another person. You have to show off all yor qualities, life for who you are, and not because you would like to be another person. You need to believe on yourself, and you´ll arrive to be cool.
If you want to know how to be cool, read the next article: "Be-cool" (have a look on the source link) and you´ll find 15 steps about the way of cool life
Source link: http://www.wikihow.com/Be-Cool