Do you know that improper decision is not just cost more money to you but it will create more issues to you as your solution might not as highly available and secure as you think it is?

To maintain the top level hosting solution is more challenging than other hosting solutions. Besides you need more related experiences, knowledges and skills to deal with security issues such as hacking, DDoS attacks, spamming, etc which are basic and the most important, you also have to ensure your hosting is truly highly available through out 24/7/365. You might think you can use IT personnels to setup and maintain the highly available cluster for your company but does your IT personnels have enough related experiences, knowledges and skills to maintain the highly available cluster for your company? No one can be expert for everything including your IT personnels. If your highly available cluster have issue, is your hosting service provider willing to provide you technical support immediately to solve it for you?