You can create a new user account on this page. User account is your personal account for MERGADO app. It is free and one user needs one account only. Even if you have more than one eCommerce store you will be able to see all of them in your account administration.
Please, when registering provide only true information. Users often create a special email, e.g. mergado123@company.com, which they forget to visit and then miss emails with invoices. Or they are surprised when their invoice is issued with invalid details.
You don’t have to worry that you will receive tuns of emails. We communicate only important information.