2xx Successful

Everything went fine. Here's what you asked for.

Done — something new exists in the world because of your request.

Got it, working on it — but don't wait up.

Success, but this data came from a middleman, not the source.

Success. Nothing to add.

Done — now clear the form.

Here's the chunk you asked for.

Here are multiple results for your multiple things.

Already told you about this one.

Here's a delta, not the full thing.