A combination of eDiscovery needs, IT objectives, and regulatory requirements continues to drive strong message archiving adoption. The mature message archiving market, however, is in a clear transformative phase as organizations plan to ramp up cloud-based models, consider Microsoft's entry into this market, focus on a broader set of electronically stored information, and grapple with broader information risk management goals. Against this backdrop, message archiving decision-makers report frustration with legacy implementations, and Forrester recommends that they increase focus on policy development and cross-functional alignment to realize the potential for these applications.