Open-Source Data Validation AI Secures $4M, Why Saying "Please" Costs OpenAI Millions, and How to use Financial Models as Founder Diligence

🔥 Angel Deals of the Week | April 24, 2025

One-Click Payment Tech Secures $2.4M, Human-Powered 'AI' Startup Exposed, and why Angel Education Drives Capital Activation

🔥 Angel Deals of the Week | April 17, 2025

Michigan Angel Group Backs Nursing Home Logistics, AI Dominates Q1 Funding, and Why it Takes 500 Site Walks

🔥 Angel Deals of the Week | April 10, 2025

Advanced Color Perception Tech Gets Angel Backing, AI-Powered EV Charging Network Expands Globally, and Why Transparent Values Save Everyone Time

🔥 Angel Deals of the Week | April 3, 2025

📰JUST LAUNCHED: The Nuclear Energy Investing Playbook - An Angel's Guide

NOW AVAILABLE: The Nuclear Energy Investing Playbook (After Months of Deep Research)

Lightweight E-Mobility Attracts Cambridge Angels, StubHub IPO Positions VCs for Exit, and Why Provisional Patents Are a Red Flag

🔥 Angel Deals of the Week | March 27, 2025

📣Newsletter Update | Your Angel Deals of the Week

Eardrum repair, blood transfusion tech, digital asset ops, and why water-cooled reactors are so darn common

The Diligent Observer is Moving! (Plus a Free Toolkit Inside)

New content delivery platform + access the Angel Investor Toolkit

Nuclear's Factory Future, AI-powered Housekeeping, and 20,000 Creators Find Their Digital Home

📰BIG NEWS: Angel Deal Flow is Here

Pelvic floor health, non-opioid pain management, niche beauty products, and a wedding coordinator marketplace

The Diligence Vitamin 💊

The Observer's Notebook: Volume II, Entry 14 | February 27, 2025

Everything is Hard. 😵‍💫

The Observer's Notebook: Volume II, Entry 13 | February 20, 2025