Grouping is a form of hierarchical knowledge representation, similar to mind mapping, concept mapping and argument mapping, all of which need to observe at least some of the principles of grouping.
The principles of grouping include MECE (mutually exclusive and collectively exhaustive), levels of abstraction and horizontal and vertical congruence.
Grouping may also insinuate a collective virtually bringing individuals of all sorts regardless of caste, creed, ethnic origin or even religion to one single platform, where they can have full emancipation to enjoy all kinds of luxuries that actually exist in human life., advent of new media.