After you have downloaded the app and opened it for the first time, you will be asked to register your business. Please enter your official business address in the “Registration” page. To finish and confirm that it is correct, please tap on “Register”. Your company will now be registered and you will also receive a registration confirmation per Email.
Now you can also quickly and easily add additional “Locations” in the menu item “Locations”.
See also step 2 in the FAQs:
2. Add additional locations and/or create different areas at the same location (e.g. indoor and outdoor area).