Since Dell (DELL) peaked back in an August, 2005 ChangeWave corporate PC buying survey, its business market share has taken a precipitous decline.

Then in ChangeWave's November 2007 survey they showed a glimmer of hope - like a recovery might at long last be in the works

But alas, the latest ChangeWave survey of 2,204 corporate IT buyers - conducted February 11-15 - shows planned buying for Dell PCs dropping to its lowest levels in years - as seen in the following chart:

Dell's recent moves - like the acquisition of MessageOne, a provider of e-mail management and archiving services - shows they're aggressively looking beyond PCs for new market opportunities.

From the latest ChangeWave survey results we can see why...