A few different InformationTechnologyFrameworks exist, most are developed to help with InformationTechnologyGovernance.
From "I.T. Frameworks Demystified" at http://www.cio-today.com/infrastr/story.xhtml?story_title=I-T--Frameworks-Demystified--Avoiding-Overload&story_id=31004&category=infrastr
Frameworks are there to improve CustomerRelationshipManagement, ServiceLevelManagement, SecurityManagement, etc.
The more common IT frameworks being implemented at larger companies include:
Resources