We’re going to see energy costs for data centers start climbing rapidly again—and soon. This means SaaS is going to benefit—no one will want to keep growing their own data center—if they can gain economic benefit by consolidating with other (SaaS) data centers.
However you do it, understanding true cost of your business is critical. To do so you need a complete understanding of all the functional (cost) components of your business. And, take into account how your senior-most IT managers (i.e. CFO and CIO) view IT. Does SaaS = IT = SaaS, or no?