But Smartlead warm up emails also get bounced. Try with low volume for warm up
Warming up = slow, progressive increase + targeted, high-engagement recipients (builds trust). Throttling = just limiting volume (doesn’t guarantee reputation building).
Ya I do, new mailboxes warming up is necessary, in order to avoid reach spam box. Also, it's good to warm the mailboxes every 2 weeks or you can start warm up when you see domain reputations goes down.