WhatsApp marketing leads are verified phone numbers of potential customers used for personalized promotions, customer support, and multimedia content sharing. Leads are collected via forms, surveys, campaigns, and purchased lists, and validated using WhatsApp verification software to ensure 100% active users. Businesses receive leads with detailed headers (e.g., name, location, age) and can apply filters such as age, gender, income, and domain for targeted marketing. This helps businesses run effective campaigns, boost engagement, improve customer relationships, and increase sales.