What is a survey or feedback email?

A survey or feedback email asks the recipient to share their opinion, rate an experience, or answer specific questions. These emails usually link to an external survey (Google Forms, Typeform, SurveyMonkey) or include a simple inline question (often just a rating scale or yes/no).

Why senders use them: direct customer feedback, product improvement data, churn prevention signals, and engagement tracking. A customer who responds to a survey is actively engaging with your brand, which helps your sender reputation. (Of course, only if they actually want to take the survey.)

The most common survey email types:

• Post-purchase surveys: "How was your experience?" sent 3-7 days after delivery. Common in e-commerce.
• NPS surveys: Net Promoter Score emails asking "How likely are you to recommend us?" on a 0-10 scale. Used for loyalty tracking.
• Product feedback: "What do you think of the new feature?" Often sent after a product launch or update.
• Churn prevention: "Why are you leaving?" Sent to users who cancel, unsubscribe, or churn. Can reveal deliverability issues if many say "I never see your emails."
• Event follow-ups: "How was the webinar?" Sent after events, courses, or live sessions.

Survey emails work best when the ask is small and timely. A single question with three buttons (Great / OK / Bad) gets more responses than a 20-question form. Sending too soon after signup feels pushy. Sending too late and the experience isn't fresh anymore. Timing matters.

From a deliverability perspective, survey emails are transactional or triggered, not bulk marketing. If you're sending an NPS survey to 50,000 people at once through Mailchimp, that's marketing email (and should follow marketing best practices). If you're sending a post-purchase "How was your order?" email 5 days after checkout through Postmark, that's transactional. Keeping those streams separate protects your transactional reputation.

So one thing to watch: if your survey emails have very low click rates (under 1-2%), mailbox providers may start filtering them. That usually means you're sending to people who don't care, or your subject line makes it sound like marketing. A subject like "We'd love your feedback!" gets ignored. "How was your order #47382?" gets opened.

Survey fatigue is real. Sending too many feedback requests trains people to ignore you. Once per quarter is reasonable. Once per week is annoying. If you're triggering surveys based on behavior (post-purchase, post-support ticket, post-event), that's fine because each recipient only gets one. If you're blasting the same NPS survey to your entire list every month, you're training people to tune out.

If you want to test whether your survey emails are landing in the inbox or being filtered, try our free Email Header Analyzer to see how mailbox providers are scoring them. Or if you're stuck figuring out why response rates tanked, ask us and we'll take a look.