SMTP & InfrastructureOpening a new SMTP connection for every message wastes TLS handshake time and strains both ends of the conversation. Connection pooling reuses active sessions to send multiple messages without reconnecting — here's how it works and how to configure it.
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Email ClientsGetting business email working correctly in Microsoft Outlook requires more than entering a password. This guide covers IMAP setup on Windows, Mac, and Outlook Web App — including the right ports, common errors, and how to verify your configuration is actually working.
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SMTP & InfrastructureThe SMTP port you use determines how your email is submitted, encrypted, and whether it gets through firewalls at all. This guide explains what ports 25, 465, 587, and 2525 are each for — and how to pick the right one for your setup.
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Email SecurityEmail encryption isn't one thing — it's three different layers that each protect something different. This guide explains TLS transport encryption, S/MIME end-to-end encryption, and PGP: what each one covers, where it falls short, and how businesses actually use them.
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Email ComplianceCanada's Anti-Spam Legislation requires sender consent before the first email is sent — not just an opt-out after. This guide explains CASL's consent rules, unsubscribe requirements, sender identification obligations, and how it compares to CAN-SPAM and GDPR.
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DeliverabilityISP feedback loops deliver complaint notifications directly to senders when recipients hit "Report Spam." This guide explains how FBLs work, which providers offer them, how to register, and how to turn that data into action before it damages your sender reputation.
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Email HostingSwitching email providers without losing messages or disrupting your team requires careful planning across six distinct phases. This email migration checklist covers inventory, DNS cutover timing, historical mail transfer, and post-migration verification — so nothing gets missed.
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SMTP & InfrastructureSelf-hosting email gives you control, but in 2026 it comes with real deliverability barriers, security maintenance overhead, and hidden costs that many teams underestimate. This honest assessment covers where it still makes sense — and where a managed provider is clearly the better call.
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Email OperationsSending too often drives complaints; sending too rarely drives disengagement. The right email cadence is specific to your audience and content — not borrowed from a benchmark. This guide covers the signals to watch, how to segment by engagement, and how to test your way to the right frequency.
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