Today Microsoft released the latest version of the Solution for Hosted Messenging and Collaboration. HMC 3.5 is a complete solution for offering hosted exchange in conjunction with sharepoint and live communications server. It's pretty slick, and any hosting company looking to create value-added services to increase their hosting business would be well-served to look into this.
Here are some of the new features of HMC 3.5 over the previous version:
A great opportunity to find more information about the new solution, there are a series of worldwide seminars about hosted exchange. You can register for the Hosted Exchange Seminar Series in a city near you. Attendees have a chance to win a portable media player.