The Economist has an excellent style guide (free online) for business communication. The magazine is geared towards a global, generalist audience so there's ple

The Economist has an excellent style guide (free online) for business communication. The magazine is geared towards a global, generalist audience so there's plenty of tips for communicating complex topics clearly. The Orwell essay mentioned above is excellent too. I'll often go back through something I've written and "make change" by splitting the $2 words into a handful of simpler ones. After all, no-one likes a sesquipedalianist.