Run WhatsApp marketing campaigns with Wassenger — segmented broadcasts, re-engagement of dormant customers, referral programs, loyalty rewards, growth loops, A/B testing of templates, opt-in collection, and opt-out handling. Use when the user wants to drive revenue or retention with WhatsApp as a marketing channel — newsletters, promos, lifecycle nudges, win-back, referral — and needs to stay compliant with WhatsApp Business policy.