There are projects that become industry-wide references and then there are those that are dusted away beneath the carpet. The bigger solution providers have a higher rate of success than smaller solution providers simply because they have a very well defined program on how to deliver certain projects. They have a gold mine of internal documents/trainings/mentoring and have a better rate of success.
Being part of a firm that is regarded as one of the biggest and most prestigious consulting firms – the big blue, I have had a lot of experience in managing EDW/BI implementations. I have learned first hand on what are the key points-of-failure and I share them with my readers.