CIO.com asked the lead guys for each distro about its suitability for business use. In "Red Hat Enterprise Linux: The Business OS for Flexibility and Value" Brian Stevens, CTO and vice president of engineering, Red Hat makes his case that Red Hat is the choice for reducing operating costs and providing a secure, reliable, scalable operating system. If you're trying to sell Linux as a (practice saying this with a deep voice) Enterprise Solution, maybe you could use the arguments from the guy in charge.