LocalBitcoins.com is a peer-to-peer bitcoin trading platform that enables users to buy and sell bitcoin directly with each other. The platform acts as an intermediary, facilitating the connection between buyers and sellers. It also provides a range of services to make the trading process easier and safer, including escrow services and user verification. The platform has grown to be one of the most popular ways to buy and sell bitcoin, and is used by people in over 200 countries around the world.
It is similar, but instead of buying bitcoins, you buy USD.
It works just like the local currencies, but also has other trading currencies to offer.