The term sounds simple but the implementation is demanding. A genuine Customer 360 pulls together account identity (company, contacts, plan), revenue signals (MRR, subscription status, billing history), product engagement (feature usage, session data, last active), support history (open and closed tickets, sentiment), submitted feedback, and any in-progress work items tied to that account. Without all of those dimensions joined, what you have is several half-views rather than one complete picture.
The practical value is speed and confidence. A customer success manager handling a renewal call, a product manager triaging a feature request, and an engineer debugging a complaint all need different slices of the same account. A true 360 view means none of them has to switch between five tabs or ask a colleague to pull a report.