title: How to send a link to users in same wifi network?
body: <p>I want to send a link or page to every user in my wifi network. I have a store and i provide free wifi to my customers and i want to show a OFFER page to all the customers using my network. I know bit coding and i want to build it myself but have no idea how or where to start. so, if someone gives a detail explanation. I hope it would be a help for many others like me  </p>