RapidScale's CloudMail training highlights the increasing reliance on email, showing that 97% of users find it crucial for work. The document outlines the benefits of hosted exchange including cost predictability, ease of management, high reliability, and 100% uptime guarantee, contrasting it with the risks associated with in-house email systems. It dispels common myths about hosted solutions, emphasizing lower costs, better security, and advanced features that cater to modern business needs.