Evidence-Based Cold Email: Research Before Outreach
A practical look at researching accounts, verifying contacts, and writing relevant B2B outreach before sending a campaign.
Engineering & Outbound Research
B2B outbound and AI SDR guides.
Read how 17Signal finds the right companies, checks email addresses, writes outreach, and gets emails into inboxes.
17Signal Guides
4Research and engineering guides
B2BOutbound focus
AISales workflow design
AI Cold Email Copywriting: The 17Signal Playbook
Inside 17Signal's copy rules for short, evidence-grounded first emails and follow-ups.
Email Verification for B2B Outreach: MX and SMTP Checks
How contact verification and suppression checks fit into 17Signal's account-first outreach workflow.
How 17Signal Runs Durable Sales Outreach Workflows
How persisted tasks, retry controls, and an event trail keep multi-day outbound campaigns observable and recoverable.