The posts yesterday were the "patterns." I suppose the definitional material would help...
The most successful firms we've found have learned how to “deselect” projects, despite the enthusiasm of parts of the organization, in order to bring the number of projects into line with the available resources.
Womack and Jones, Lean Thinking
Michael Gentle, CIO Magazine
The request (or demand) for IT services is managed through an intake function known appropriately as demand management. Leveling demand and balancing it with the supply of productive capacity is an essential management principle, yet too often the IT services organization struggles badly with this.