Six days after unleashing the first public beta of iOS 11.2, Apple is making the second beta available to eager testers. This iteration comes with a new feature built in: Apple Pay Cash. This is a new service that lets you send and receive money through iMessage. It's a direct person-to-person affair. Once you're running the latest iOS 11.2 beta you can use it when you tap the Apple Pay button in the apps section of Messages. You can trigger payments inside a conversation by simply asking for money. Or you can send someone money after tapping on the message in which they're requesting...
Source: https://www.gsmarena.com/apple_pay_cash_lands_in_ios_112_beta_2_lets_you_send_and_receive_money_in_imessage-news-28140.php
