Hi John, The basic difference in between BB & GB 1. BB is for more complex problems relating to interdepartmental impact. (The project will involve different departments of a company) 2. Huge financial Impact ( $0 to $500,000 saving GB & .5 million or above BB 3. Can include small GB projects within a BB ( Combination of GB's resluting in a big impact or solution) If you can send me a write up of your project, can help you further. Regards Amol