If your business is still running on spreadsheets, a basic email tool, or no dedicated CRM at all, you’re not alone—but you’re also leaving serious revenue on the table. In 2026, customers expect every interaction to feel personal, timely, and effortless. Generic blasts and manual processes no longer cut it. That’s exactly why more and more brands are making the switch to Klaviyo—the AI-first B2C CRM that combines marketing, service, analytics, and a built-in customer data pl