The article “Best SMS Gateway & OTP SMS Provider in India | SMSGatewayHub” highlights how a reliable SMS gateway powers business communication — from OTP authentication to bulk messaging and marketing outreach. It explains that a top-quality gateway serves as the bridge between apps/websites and mobile networks, enabling businesses to send OTPs, transactional alerts, and promotional m... https://crm.smsgatewayhub.com/knowledge-base/article/best-sms-gateway-otp-sms-provider-in-india-smsgatewayhub