create a wifipasswords portal

let's say you are in a different country and need to access a local wifi but don't know and need to book a flight or train to get home but can't because every wifi ap is secured or paid and someone stole your wallet and can not pay for a wifi and you are stuck but someone might be willing to access their wifi so they will get an email based on a wifi location and wifi ap name so they are willing to share a password with you in exchange when you get home you give them some kind of donation, this has to be a internet site but can be an app to additionally, I have a domain name [login to view URL] and we could live of advertisements and donations, do it for free and you might become a millionaire and/or famous because this might have saved someones life and they might have been a millionare and they could donate a large sum for you because they got home safley