Email deliverability is crucial for maximizing ROI in email marketing, affecting the success of campaigns.
Common issues include emails marked as spam, blocked by ISPs, or sent to invalid addresses, reducing visibility.
Improving email reputation and authentication practices can help ensure emails reach subscribers' inboxes.
Investing in the right infrastructure and tools, like dedicated IP addresses and ESPs, can improve deliverability.
Regular list maintenance and email verification can prevent waste and enhance the effectiveness of email campaigns.