Working in a large organization, there must be a lot of people and communications, there must be something that is clearly written and organized, stored at anyone will use it as a reference.
Working in a large organization requires a lot of people. And must have a written communication in writing. And provide a storage place where people would use it as a reference.
Working in large organizations have a lot of people. And communication is what is written as a written and arranged to store in the place where people are used as reference.