Google Analytics Source and Medium Phone Number Database Path Connect offline customers to WiFi hotspot mobile campaigns You can use a WiFi hotspot in more and more places. Stores that offer a Wi-Fi hotspot can feed their Phone Number Database offline customers back to any online mobile campaigns. Free wi-fi symbolHow does this work? Other than a Wi-Fi hotspot that customers sign up to, all it takes is a mobile landing Phone Number Database page. When a customer logs into the Wi-Fi hotspot, the customer should land on a mobile landing page on the website. Use a statistics program to see whether this is a returning visitor to the website.