Short answer: assign the authentication team ownership of the login OTP contract, keep the marketplace team responsible for new-order messages, and compare SMS and email using verified-code outcomes rather than send or open events. That boundary keeps a seller's two-factor login safe when the or...
Source: [Dev.to](https://dev.to/yvessterling6854/how-to-assign-seller-login-otp-templates-sms-and-email-delivery-governance-2828)