Transactional SMS solutions are a vital communication channel for businesses in 2026 that need to deliver critical and time-sensitive information to their customers. This ultimate guide explains how transactional SMS helps businesses send instant messages such as OTPs, order confirmations, payment alerts, account notifications, appointment reminders, and delivery updates with maximum ... https://crm.smsgatewayhub.com/knowledge-base/article/transactional-sms-solution-the-ultimate-guide-for-businesses-in-2026