This post demonstrates how to buy products, e.g., a domain, and how to apply promo codes for discounts. Domains are used to uniquely identify your website on the internet. In simple words, a domain name is the web address of your website, such as www.facebook.com, www.twitter.com, www.youtube.com, etc. Domains are available with various extensions, such as .com, .org, .net, .in,…