Collection
Mailbox & Deliverability
15 articles
01Connect a Gmail mailboxOAuth a Google Workspace sending account in two minutes — plus admin notes and using a secondary domain.3 min→02Connect a Microsoft 365 mailboxOAuth an M365 sending account, handle tenant admin consent, and the settings that can block connection.3 min→03Connect an IMAP mailboxConnect providers without native OAuth via IMAP/SMTP — what you need, limitations, and common errors.3 min→04Warm up a new mailbox in 14 daysWhy warm-up matters, the automated 14-day schedule, what to do and not do, and life after day 14.3 min→05Set up SPF, DKIM, DMARCThe three DNS records that authenticate your sending domain — how to get them and set each correctly.4 min→06Custom tracking domain setupAlign open/click tracking with your brand and isolate your reputation — one CNAME record.3 min→07Monitor sender reputationThe signals monitored per mailbox and domain, the health badge states, and connecting Google Postmaster.3 min→08Handle bouncesHow hard and soft bounces are handled automatically, the 2% rule, prevention, and bounce forensics.3 min→09Spam complaint proceduresWhat happens on a complaint, the rate thresholds, root-cause analysis, and how to recover.3 min→10Multi-mailbox rotation strategyHow pooled sending rotates across mailboxes — sizing the pool, health-aware distribution, and domain strategy.3 min→11Disconnect or replace a mailboxHow to disconnect cleanly, replace without losing capacity, what's preserved, and handling departing reps.3 min→12Mailbox health badges explainedWhat Green, Amber, Red, and Grey each mean, and the specific signals behind each state.3 min→13Inbox placement testingSeed-panel tests across major providers — how to run one, read results, cadence, and act on drift.3 min→14Blacklist recoveryDetect blocklist hits, fix the cause first, request delisting, and rebuild at reduced volume.3 min→15Deliverability FAQQuick answers on safe volume, delivered vs inboxed, whether images/links hurt, and domains vs mailboxes.3 min→
