Original sentence: An overload of physical mail, email, internet websites, voicemails, telephone and cellphone calls, memos, faxes, and interpersonal communication can make it difficult or impossible for employees to make decisions.This is also demonstrated when people are idle and there work to be distributed
Edited sentence: An overload of physical mail, email, internet websites, voicemails, instant messaging, telephone and cellphone calls, memos, faxes, and interpersonal communication can make it difficult or impossible for employees to make decisions.This is also demonstrated when people are idle and there is work to be distributed