[mushtaqrehman]

An article by Malcom Fry expalins top 10 reasons:

1- Lack of management commitment
2- Spending too much time on complicated process diagrams
3 - Not creating work instructions
4 - Not assigning process owners
5 - Concentrating too much on performance
6 - Being too *****ious – attempt to implement too many processes at once,
7 - Failing to maintain momentum
8 - Allowing departmental demarcation
9 - Ignoring solutions other than ITIL – (COBIT), Six Sigma, and CMMi. Corporate control requirements, such as Sarbanes-Oxley and Basel II, can also affect ITIL.
10 - Not reviewing the entire ITIL framework - e.g. Security Management and ICT Infrastructure Management books.