The password-forgetting-mechanism: If using WIFI TOUCH Pad for Business, the smartphone will just be connected with the WIFI during the stay. If the guest leaves and comes back any time later, he can't have access to the WIFI. He will have to come in and touch the WIFI TOUCH Pad again.
Your Business (bar, restaurant, disco, whatever..) is shown on the WIFI TOUCH Locator in the app.
When the user touches the WIFI TOUCH Pad for Business and after being connected to the WIFI he will be forwarded to an URL of the Business e.g.: The Menu, website, Instagram-channel