We suggest you use multiple identification schemes:
SMS — is a classical identification scheme. Your visitor is at your institution, connected to an open Wi-Fi network, introduces a mobile phone number and we will send him an SMS with a 4-digit code. On the next page, the visitor enters the code and into the Internet. Recommended cafes, fitness clubs, car dealerships, offices service.
SOCIAL — user authentication scheme through popular social networks, such as the Instagram, FaceBook, Twitter, VK. Your visitor is at your institution, connected to an open Wi-Fi network and gets to the login page. He chooses any of the available social networks and authorizes it. After that, the visitor enters the Internet. We collect information all open information on visitors from different social networks. You can keep track of the latest, new and regular customers, their birthdays andother detailed statistics by age, place of residence, etc.
SMS + SOCIAL — identification scheme, which combines classic authentication via SMS and through social networks. Your visitor is at your institution, connected to an open Wi-Fi network. He enters his mobile number and we will send him an SMS with a 4-digit code. On the next page, the visitor enters the code and into the Internet. In the future, when you are back online, the visitor will not have to order a SMS — will be enough to log in through any social network.