What is Bulk SMS marketing?

Bulk SMS marketing is a service that allows businesses to send promotional or transactional SMS messages to thousands of customers instantly.

What is WhatsApp marketing?

WhatsApp marketing allows businesses to send offers, updates, and notifications to customers using the WhatsApp Business API.

Is SMS marketing effective for business?

Yes, SMS marketing has an open rate of more than 90% which makes it one of the most effective marketing channels.

SMS Marketing March 9, 2026 TheSMSBox Team

WhatsApp Marketing for Startups: Complete Strategy Guide

For startups, every single customer interaction counts. In this complete strategy guide, thesmsbox reveals how to build a scalable, cost-effective WhatsApp marketing engine from day one. Learn how to acquire your first users, set up automated customer support, and drive early revenue without exhausting your marketing budget.