The Backpacker Guru on Instagram: "Known as "Bitcoin Beach," this community started a circular economy experiment that eventually led to El Salvador becoming the first country in the world to adopt Bitcoin as legal tender. Imagine buying a fresh coconut or a $1 pupusa from a street vendor and paying for it instantly by scanning a QR code with your phone. It is a surreal experience to see the orange "Bitcoin Accepted Here" stickers slapped on everything from rustic shacks to high-end eco-lodges.

iGym 24/7 Salamander Bay on Instagram: "How to purchase a membership and gain instant access outside reception hours 📱 You can purchase a membership through our website or by scanning the QR code with your phone at the front door 👍 Follow the steps and once you’ve finished, download the Gymetrix app which has a QR code access key 🔑 We have plenty of signs in the foyer area to help. If you need extra help message our Facebook page and someone will respond ASAP 😁"