ITIL v3 : Introduction

The IT Infrastructure Libary(ITIL) is a set of guidelines and best pratices outlining how IT Service Management(ITSM) can be Implemented.
ITIL intended to help organizations to optimize and manage their IT services and practices by focusing on the people,processes, and resources involved in delivering their services.
ITIL is one of the leading framework for ITSM globally because

1. It is nonproprietry.
2. It is nonprescriptive.
3. It provides best pratices.
4. It provides good pratices.

ITIL was developed and is managed by the Office of Government Commerce(OGC),an independent Office of the British Treasury.

The framework has evolved during late 1980's ITIL v1 that focused on "IT Infrastructure Management", which moved to the next level v2 where it talked about "IT Service Management".And now ITIL v3 published in May 2007 has specific focus on"Service Management".

Service Components

Basics of Service

Utility and Warranty, describe the value of service provided by a service provider

1. The utility effect of a service result in increased performance of customer assets and greater protability of achieving the customer's goals.
2. The warrenty effect represent a decrease in possible losses for the customer from variation in performance.

The combined utility effect and warrenty effect can help assure customer for services are fullfilled consistently.