case - the enclosing frame close to a doorway or window opening; "the casings experienced rotted absent and had to be replaced" Focus on troubles and solutions: Once you've identifies the problems then it's important to provide exceptional solution towards the visitors. Those people (or several of Those people) https://hbr-case-study-analysis23450.look4blog.com/74440967/an-unbiased-view-of-hbr-case-solution