"Knowledge workers" typically generate tangible work products which are easily disseminated via electronic communications such as email.

"Knowledge workers" tend to produce nontangible work products, which eliminates or at least reduces the need for a physical presence in the workplace.

As a rule, "knowledge workers" are inherently smarter than other types of employees and can adapt to changes quicker.

"Knowledge workers" do not actually produce anything, and that is the reason they are able to work remotely.