How do I prevent my emails from being returned as undelivered?

You can perform the following actions to prevent the issue of undelivered emails:

• Keep Email Lists Updated: Regularly validate and update recipient email addresses.
• Avoid Spam Email Content: Write professional emails with appropriate content and avoid excessive links or attachments.
• Authenticate Your Emails: Use SPF, DKIM, and DMARC protocols to improve email deliverability.
• Monitor Sending Reputation: Use tools to check your domain and IP address from being blacklisted.
• Limit Email Sizes: Avoid sending large attachments directly; use file-sharing services.
• Test Emails Before Sending: Test email deliverability using tools like MailTester.
• Use Reliable Email Servers: Send emails through trusted and reputable email providers.
• Follow Best Practices: Adhere to email etiquette to avoid triggering filters or rejections