Grow your list with multi-touch, value-driven strategies. Offline, use QR codes on receipts, packaging, or in-store displays linking to an exclusive offer. Online, run "Click-to-WhatsApp" ads on Facebook/Instagram that launch a conversation with your business. Add a prominent WhatsApp chat widget to your website. Host a giveaway where entry requires messaging your number. Encourage ex... https://www.b2cdatabase.co/whatsapp-mobile-number-list/