These days, one of the most popular topics in the personal finance industry is credit cards. They seem to be the center of discussion on blogs, financial T.V. shows and even in newspapers! This should come as no surprise knowing the the vast majority of consumers in the United States use credit cards and use them option. As this financial option has evolved, more and more different types of credit cards have become available to consumers. Today, we are going to go over the top 3 most popular types of credit cards, who they are designed for and, what has...