Familiarity with HTML can help you maintain your website without having to run to ‘techie’ to fix a broken link. Even if you do outsource the task to a web developer, you’ll be able to communicate better if you understand how websites work. Though most proprietary webhosting service limit access to the source code, they still allow users to switch between visual and html editors. This means that you’ll know exactly where to look when something does not work on the default design template. Most importantly, you will know how to fix it.