Many campaigns can produce leads within the first 1–2 weeks, but stable performance typically improves over 30–60 days as data accumulates and testing refines the winners. By Mark Riley|January 9th, 2026|North Palm Beach - Facebook Ads FAQ| About the Author: Mark Riley Marketing executive with 15+ years of experience building, managing and running marketing campaigns for budgets ranging from $1,000 to $10,000,000.