https://inboxesnow.com/guides Guides to cold email infrastructure: warm-up, authentication, placement tests and connecting inboxes. en Wed, 14 Oct 2026 00:00:00 GMT https://inboxesnow.com/guides/connect-google-workspace-inboxes-to-your-sequencer https://inboxesnow.com/guides/connect-google-workspace-inboxes-to-your-sequencer Wed, 14 Oct 2026 00:00:00 GMT The two ways sequencers connect Google accounts, why Google sign-in is the one to use, what to have ready, how to fix a sign-in that fails, and what to set once the inbox is connected. https://inboxesnow.com/guides/how-inbox-warm-up-works https://inboxesnow.com/guides/how-inbox-warm-up-works Wed, 14 Oct 2026 00:00:00 GMT What warm-up does for a new domain and inbox, how long it commonly takes, the signs that it is working, and what to do once it is done. https://inboxesnow.com/guides/how-many-inboxes-and-domains-you-need https://inboxesnow.com/guides/how-many-inboxes-and-domains-you-need Wed, 14 Oct 2026 00:00:00 GMT The arithmetic from emails a day to inboxes, domains and monthly cost, with a worked table, how follow-ups change the total and how much headroom to keep. https://inboxesnow.com/guides/how-to-read-an-inbox-placement-test https://inboxesnow.com/guides/how-to-read-an-inbox-placement-test Wed, 14 Oct 2026 00:00:00 GMT What a placement test measures, how to read results by provider and outcome, why a daily series beats a single test, and what to do with what you find. https://inboxesnow.com/guides/pre-warmed-vs-warming-your-own-inboxes https://inboxesnow.com/guides/pre-warmed-vs-warming-your-own-inboxes Wed, 14 Oct 2026 00:00:00 GMT A fair comparison of buying pre-warmed inboxes and warming your own: the time each takes, what you pay for, who controls what, the risks, and a checklist to decide. https://inboxesnow.com/guides/spf-dkim-dmarc-for-cold-email https://inboxesnow.com/guides/spf-dkim-dmarc-for-cold-email Wed, 14 Oct 2026 00:00:00 GMT What each record does, example values for a Google Workspace domain, the mistakes that break them, how to check them, and what Gmail, Yahoo and Outlook.com require of bulk senders.