I like how it is very simple for me as an end user who needs help with her emails (especially those that are sent from my work account).
It has helped immensely in keeping all of our messages organized so they can be easily seen by everyone involved when needed! The only thing about InBox that isn't great would have been if there was more customization available within each folder/category - but this could just mean you need some time getting used to everything before being able achieve yourβ¦