Affiliate links are used on this site. This means that when you click the link on our site (for example, an Amazon.com link) and make a purchase, we could earn a small percentage of commission for your purchase. This does not charge you any more than it would normally, it’s just a thank you from the site for referring traffic. We use affiliate links because it’s a way that we can afford to bring you great content for free. We participate in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to amazon.com.