WhatsApp Messaging Guide
WhatsApp SMS Blast: What It Means and When to Use It
Understand WhatsApp bulk messaging versus carrier SMS, choose a workflow for contacts or groups, and prepare relevant messages with clear task feedback.

Henry leads the technical direction and product strategy for WASender. As the product manager behind the roadmap and a regular technical writer, he turns user needs and changes in WhatsApp workflows into engineering priorities, reviews product guidance and keeps released behavior aligned with what is documented.