What could be a reason for not receiving any responses after sending a follow-up email?

Choosing the reason that the email was filtered out as spam highlights a significant issue in email marketing and communication. Spam filters utilize various criteria to determine whether an email should be directed to the recipient's inbox or flagged as spam. This filtering can happen based on the content of the email, the reputation of the sender's domain, the frequency of sending emails, or engagement metrics from prior communications.

If an email is classified as spam, recipients may never see it, leading to no responses. This can happen even if the subject line is engaging or the content is relevant. It emphasizes the importance of using best practices in email design and sending strategy, ensuring that emails are compliant with anti-spam regulations, and monitoring sender reputation. By focusing on this area, one can improve deliverability and recipient engagement, thus enhancing the likelihood of receiving responses in future communications.