On various forums you can see people ask why Red Hat Enterprise Linux is chosen by so many over Ubuntu. Accepting the premise saying that both serve many of the same application needs, the short answer is often, support and documentation.

Have you ever thought to yourself? I am providing a lot of support to my users for free. I wish I could have charged them a small amount in a simple and flexible way.

Today many users of code, commercial and hobbyists, have gotten spoiled with not only getting the code for free, but also having the person or team representing the project that created the code, helping out with implementation, dependencies, best practices and misinterpretations without getting a penny in return.