These are two different things, and mixing them up is the most common early snag, so it is worth a minute.
Your account is your login, just your email and password. It is the door that lets you into the platform. Your listing is your business profile, the shop window couples actually see, with your photos, your services, and your contact details.
You make the account first. Then, once you are logged in, you create your listing. One account holds your business listing, and if you later lead or join a Vendor Team, that sits under the same account too. So the order is simply: register for a free account, then add your listing.