Definition of Process (ITIL V3)	A structured set of activities designed to accomplish a specific objective.  8 elements: inputs, outputs, activities, tools, roles/responsibilities, metrics, controls, triggers.
Definition of Service Catalog (ITIL V3)	A database or structured document with information about all live IT services.  Specifies deliverables, prices, contact points, ordering and request processes.
Definition of Utility (ITIL V3 SS)	Functionality offered by a product or service to meet a particular need.   "What it does".
Definition of Warranty (ITIL V3 SS)	A promise or guarantee that a product or service will meet its agreed requirements.  "How well it does what it is supposed to do".