Customer onboarding is the structured process of guiding new customers through product setup, education, and first-time use to ensure a smooth experience. A well-executed onboarding process increases customer retention, reduces churn, and improves satisfaction. Onboarding typically includes welcome emails, tutorials, product walkthroughs, and dedicated customer support. CRM systems help automate onboarding by sending personalized follow-ups, tracking engagement, and identifying customers who may need additional assistance. Businesses improve onboarding by offering self-service knowledge bases, interactive training sessions, and proactive check-ins. SaaS companies, financial institutions, and subscription services heavily invest in onboarding strategies to ensure long-term customer success.