GTM Resources
The Core Four System
Methodology overview. Four pillars, why they work as a system, why piecemeal fails. Links to Core Four OS course.
Learn about the Core Four OS Course →The IGTMS Blog
3–4 featured posts (pulled from igtms.com/blog). Each with thumbnail, headline, excerpt, read time.
Read More on the IGTMS Blog →The Foundry
"The room where founders get forged." Community for Core Four OS graduates. Monthly membership. Q&A with Mark and Nicole. Peer network of founders who've done the work.
MRI Case Studies
3–5 short cards. Each: company type, score range, top gap, result post-engagement.
Run Your Own MRI →Recommended Books
Top 20 featured books in scrolling ticker.
View Full Books Page →