# Can I skip warmup if my mailbox is old and already in use?

> You can, but an established mailbox has reputation for its existing sending pattern.

Source: https://warmerly.com/docs/faq/can-i-skip-warmup-if-my-mailbox-is-old-and-already-in-use

You can, but an established mailbox has reputation for its *existing* sending pattern.

## More from Frequently asked questions

- [How long should I warm a mailbox before sending?](https://warmerly.com/docs/faq/how-long-should-i-warm-a-mailbox-before-sending): You don't have to wait: a campaign on young mailboxes (under 14 days of warmup) starts slowly
- [My warmup reply rate is 60% but my campaign replies are near zero. Why?](https://warmerly.com/docs/faq/my-warmup-reply-rate-is-60-but-my-campaign-replies-are-near-zero-why): Those are two unrelated metrics with similar names.
- [Does it matter who hosts my mailbox?](https://warmerly.com/docs/faq/does-it-matter-who-hosts-my-mailbox): No.