Guides
Step-by-step how-tos: what you need before you start, then numbered steps in the order that works.
| No. | Title | Topic | Read | Published |
|---|---|---|---|---|
| 026 | Claude Code slash commands: built-ins and custom ones | Agents | 12 min | |
| 025 | Dunning email templates, and what Stripe already sends | Money | 17 min | |
| 020 | Claude Code subagents: the file, and when to use one | Agents | 13 min | |
| 019 | CAC payback period when the formulas disagree | Money | 16 min | |
| 018 | How to write a Claude MD file | Agents | 10 min | |
| 017 | How to calculate NRR when formulas disagree | Money | 13 min | |
| 015 | How to calculate churn rate when formulas disagree | Money | 12 min | |
| 013 | Sitemap could not be read: what to check first | SEO | 13 min | |
| 010 | Add an MCP server to Claude Code | Agents | 9 min | |
| 008 | How to calculate MRR, and what not to count | Money | 15 min | |
| 012 | How to get a new website indexed by Google | SEO | 9 min |