Definition
Bursts can overwhelm receiving systems and hit rate limits. They frequently cause temporary deferrals and lower opens.
Best Practices
- Prefer paced sending over a single hard burst.
- If a burst is unavoidable, keep volume within provider limits.
- Warm up increased volume gradually across sends.
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Best Day to Send Emails
The best day to send emails is usually Tuesday through Thursday, though results depend heavily on your industry and audience, so testing beats general rules.
Best Time to Send Emails
The best time to send emails generally falls mid-morning or early afternoon on weekdays, but the optimal send time varies by audience and should be tested.
Frequently Asked Questions
Releasing a large volume of email in a short time window.
It can trigger throttling and damage reputation.
Pace sends and ramp up volume over time.