Marketing

How Click-to-WhatsApp ads work in India: the free entry point window, frequency-cap rules, campaign setup and a follow-up flow, per Meta's docs in Oct 2026.

WhatsApp vs email marketing in India: published open, click and opt-out rates and their limits, what each channel costs per message, and when to use which.

WhatsApp marketing ROI in India: what published campaign data show, how to calculate ROAS and profit ROI, and a break-even example to rerun with your numbers.