10xPlaybooks

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Claude + Clay + Neon SQL: the loop that unlocked lateral expansion in my outbound
~30-50% uplift in new prospects entering my campaigns.
 • John Tay
1,600 Sends, Low Replies: How I Diagnose Email Deliverability
My email diagnostic checklist when a cold email campaign underperforms
 • John Tay
Clay Jobs Data: One of the Most Underrated Free Signals for GTM
How I'm using Clay's free job data to run four different GTM plays.
 • John Tay
Why I Started Daily GitHub Backups for Claude Code
Versioning control + rollbacks.
 • John Tay
Layers of API Discovery: MCP, llms.txt & OpenAPI.json
How I map out a third-party API before building workflows on it.
 • John Tay
The Curious Case of Mimecast in Email Deliverability
What I learned from testing cold outreach against Mimecast's email security gateway.
 • John Tay
GTM Engineer (Marketing) VS GTM Engineer (RevOps)
One title, two very different jobs & responsibilities.
 • John Tay
The Apollo.io Limits I've Hit Building Outbound Infrastructure
Notes from a GTM engineer running outbound at scale
 • John Tay
ClaudeMaxxing My Day: 4 Full Claude Code Sessions
A simple Claude Code routine to maximize my Claude Max plan.
 • John Tay
Why I Don't Give Claude Code Write Access to HubSpot (or any CRM)
Non-deterministic workflows for CRM writes are a hard no for me. Here's the split I run instead.
 • John Tay

April 2026

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