What suggestions do you have for preventing scope creep in projects? What did you think about the approach Northwest Airlines used for improving user input and reducing scope changes on their reservation system project ?

Do you think it is difficult to find good examples of WBSs? If you do find a good example WBS from a similar project, why can't you just adopt it "as is" in a new project?

What do you think about Microsoft Project? What do you like and dislike about it? Do you think it would be useful for managing all projects, or just some? Which ones? Comment/compare to any other PM software you have experience with?