PILLAR 01 · 7 POSTS

AI

What I'm learning building an AI SaaS company (Flyletter) and wiring AI into my own workflows. Real prompts, real systems, zero slop.

Breadcrumbs, a weekly newsletter by Evan Tarver, built for people in the arena.

LATEST IN AI · FEATURED

Breadcrumbs: Built for People in the Arena

Why I'm starting a weekly newsletter, what it actually is, and what you get out of it.

AUG 01 2026 · 3 MIN READ

One tactical email a week.

Everything on this page, before it's on this page. Free, no fluff.

An AI CRM built with Claude Cowork and Notion managing an outreach pipeline

Build an AI CRM That Automates Your Outreach & Pipeline (for Free)

CRM software companies are screwed

Diagram of a Claude MCP connector linking Flyletter to Claude

How I built a Claude MCP connector that's actually good

+ Exactly how to do it yourself (and the pitfalls to avoid)

Illustration of headless SaaS: software losing its interface to AI agents

SaaS isn't Dying, it's Just Losing it's Head

Here's how your product can survive

12 prompt engineering best practices learned building AI products

12 Prompt Engineering Best Practices I Learned The Hard Way Building AI

Each of these is written with blood, sweat, and tears (mainly tears)

Building a production-ready web app with Claude Code

How I Build Production-ready Web Apps with Claude Code

Go Build Something, I Dare You

Automated weekly planning system built with Claude Cowork

I Automated My Weekly Planning With Claude Cowork. Here's How.

My week now plans itself (mostly)