Why and how you should careful when clicking on links

A reader of one of my blogs commented: "How does the link thing work? I am new at this and do not want to click on something without first knowing what will happen. (chicken.)". Well, with the amount of phishing going around these days, it is wise to be "chicken" as you may get scammed. I am going to do one thing here. I am going to create a link to my enviromental blog (hoping to get more