This creates your organisation as well as your login, and you own it.
At least 10 characters. Length is what helps; a substituted character is not.
You came from Starter. Every account starts on Free and upgrades from inside the application, so sign-up stays one screen.
Anything not listed is on a paid plan. You can see the whole ladder on the pricing page.
Creating an account means you accept the terms and acceptable use and the privacy notice.
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