B-100 NOTES FROM THE FIELD
Blog
What I learn running a home builder, a materials store and a trucking company with AI agents. Real math, real mistakes.
B-103 · 2026-09-22
What I learned running three companies with AI agents
A home builder, a materials store in Tulum and a Miami trucking company, run with AI agents that draft and wait for approval. What worked, what broke.
B-102 · 2026-09-19Markup vs. margin: the math that quietly eats a builder's profit
Markup and margin are not the same number. The formulas, a conversion table, and a $40,000 job example that shows where the money goes.
B-101 · 2026-09-16What a missed call costs a small contractor
A worked example of what missed calls cost a contractor, how to find your own number from call logs, and the fixes from cheap to full.
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