This document discusses the current state of mobile payment technologies and services globally and identifies lessons that can inform the development of an ideal cloud wallet. It notes several existing mobile payment platforms like M-PESA in Kenya, Venmo and Square in the US, and SK Planet Wallet in South Korea. While Thailand has interest from banks and mobile providers in mobile payments, the document argues Thailand is not yet ready for a universal cloud wallet due to reliance on physical wallets and cards. It suggests starting with niche markets like gamers, young people, online shoppers, and housewives to gain traction before expanding.