Yes, you absolutely can send 2-way messages using Sparrow SMS. This functionality is enabled through the Pull Bulk SMS service, a powerful tool for creating interactive campaigns in Nepal, including SMS voting, results publication, and automated responses. Two Ways of Sending SMS Understanding the distinction between push and pull messaging is key to leveraging SMS services effectively. Basic Concept of 2-Way Messaging Two-way SMS is an interactive conversation initiated by either the sender or the receiver, typically involving a keyword and a shortcode. Major Modules in 2-Way Messaging Service When you subscribe to Sparrow SMS’s 2-way messaging service, you gain access to several powerful modules designed for specific use cases. 1. Autoresponder This module is widely used for automated confirmations, especially in event registration. For example, during the NADA Auto Show, attendees could text their name with a specific keyword to a shortcode. They would instantly receive a registration confirmation, and their details would be saved in the organizer’s database, saving significant time for everyone involved. 2. Coupon Management A popular tool for SMS marketing campaigns, this module allows businesses to distribute unique vouchers. For instance, Coca-Cola Nepal ran campaigns where customers could find a code under the bottle cap. By sending this code to a designated shortcode, they would receive digital vouchers and other offers. 3. API Incoming Focused on security and verification, this module is crucial for authentication processes and is distinct from promotional messaging. Many leading banks and digital wallets in Nepal use it. When you request a One-Time Password (OTP) for login verification, the system uses the API Incoming module to process your request and validate your identity securely. 4. Result Sparrow SMS collaborates with numerous schools and colleges to publish academic results efficiently. Students can simply text their unique symbol number to a specific shortcode and receive their results instantly on their mobile phones. 5. Voting Essential for reality shows and public contests, this module facilitates mass participation. Viewers can vote for their favorite contestant by typing a unique contestant number and sending it to the official shortcode, making the voting process seamless and accessible. Conclusion Two-way messaging with Sparrow SMS is far more than just sending and receiving texts; it is a complete interactive communication solution. With powerful modules for autoresponders, coupon management, secure API access, results, and voting, it empowers businesses, institutions, and organizers across Nepal to engage their audience, deliver instant information, and build stronger connections. This service transforms standard communication into an effective, interactive, and engaging experience.