Migrating from Interspire isn't just about exporting CSV files. You need a strategy:
Managing your own SMTP and IP reputation is increasingly difficult with stricter ISP filters. interspire alternative
Brevo has become a favorite for migrating Interspire users because it offers a "Bring Your Own SMTP" model or a dedicated IP option that mimics the control of self-hosting. Migrating from Interspire isn't just about exporting CSV