Write the next sentence in the following story.

How to create an ecommerce website from scratch using joomla
Purchase your domain name.
A domain name is what defines your brand on the internet. Some popular domain names are google.com, facebook.com, wordpress. Org, etc.
Your domain name should indicate the industry your company or business is associated with. For example, if you are selling used cars in australia, you can opt for a name such as usedcarsaustralia.com.