Paul Thurrott of Window IT Pro fame recently wrote an article I think is highly relevant to both SymbioSystems existing and prospective clients. You can read it here:
Small Business and the Cloud: It's Now or Never
While Paul does an excellent job of breaking down two of the options small businesses have there is yet a third way. Virtual IT, SymbioSystems flagship product, enables small business to move their entire Windows (or Linux!) based IT infrastructure into the cloud. It's a great way to realize all of the benefits of the cloud based model, while side-stepping the evolution that true cloud-based applications still have to go through to truly compete with established desktop software offerings.