It’s okay to use jargon when you are talking to your colleagues. But it is never a good idea when you are trying to reach a general audience. Take this letter I received from a local estate agent. It was addressed to the homeowner. They know nothing about me except that I seem to have
Jargon: everybody knows they’re supposed to avoid it. Everybody thinks they do. But they don’t. It creeps in everywhere because people who work in the same field tend to develop a terminology that works for them; a kind of shorthand. That’s not such a bad thing within the group. It can even bind them together.