Outbound email resources & guides
Practical playbooks for founders, agencies, and sales teams running B2B sequences.
- Personal email setup for deliverability: SMTP, SPF, DKIM, and DMARC setup baseline before sending from production inboxes.
- Best sending practices for B2B outreach: Warmup, daily limits, attachments, copy quality, and inbox placement operations.
- Unsubscribe and removal rights: Compliance workflow for opt-out handling, manual suppression, and removal rights.
- Mailbox warmup guide for cold outreach: A practical ramp schedule for new Google, Microsoft, and SMTP mailboxes before sequences go live.
- B2B cold email sequences that get replies: Structure multi-step outreach: timing, follow-ups, conditions, and reply-focused copy.
- Email list hygiene and bounce management: Keep prospect lists clean: validation, duplicates, bounces, and re-import safety.
- Google Workspace cold email setup: Connect Workspace mailboxes safely: OAuth, app passwords, SMTP limits, and admin considerations.
- Microsoft 365 outbound email setup: Outlook and Exchange Online: Graph, SMTP, throttling, and security defaults for outreach mailboxes.
- Multi-mailbox rotation for outbound teams: Distribute sequence load across mailboxes without burning reputation on a single inbox.
- Reply classification for outbound teams: Sort positive, negative, neutral, and unsubscribe intent replies to prioritize pipeline and compliance.
FAQ
What is krot.io resources?
Free guides for B2B teams running cold email and sequences: deliverability setup, warmup, compliance, list hygiene, and multi-step outreach playbooks.
Do I need a krot.io account to use these guides?
No. The guides are public. You can apply them to any outreach stack; krot.io implements many of these workflows in-product if you choose to sign up.
How often are resources updated?
We review guides when provider policies or product capabilities change. Each article shows a last-updated date at the top of the page.
Where should I start for a new mailbox?
Begin with personal email deliverability (SPF, DKIM, DMARC), then follow the mailbox warmup guide before enrolling contacts in sequences.
How does krot.io handle unsubscribes?
Recipients can opt out via reply intent detection and suppression lists. See the unsubscribe and removal rights guide for team process and audit expectations.