The .com domain names are created for commercial purposes. The .com domain refers to commercial. As of now, you may call it the most popular top-level domain that you can find among people out there in the world. Any person or a business can go ahead and register for a .com domain. The popularity of .com domains is increasing along with time as well. Due to the same reason, it is pretty competitive for you to get hold of a .com domain. You will have to struggle a lot to get hold of a .com domain name with your preferences at a price you can afford. This is why you should think twice before you get a .com domain. Based on this understanding of the dot com domain extension, you can decide to buy the domain.