The Open Letters
Investor Due Diligence Report
substackUncategorized
An open magazine of essays, ideas, and letters to the world. Written by many, read by all.
Investor Due Diligence Report
An open magazine of essays, ideas, and letters to the world. Written by many, read by all.
56K
+4.0%
4.9
68.6
0.13%
(comments + likes) / subscribers
~3x per week
2.5 posts/week
85/100
Very Consistent (~2.9d avg)
Platform Dependency
Hosted on substack subdomain
Publishing Consistency
Regular publishing schedule
Key Person
Single-author publication — key-person dependency
Audience Concentration
Hit-driven — top post engagement 3x+ above average
Subscriber threshold
56K subscribers — above the 1K category median for first paid tier
Has paid tier
No paid subscription tier yet
Peer monetization
37% of 415 similar-size peers in Uncategorized have paid tiers
Disclaimer: This report is generated automatically based on publicly available data and proprietary estimation models. Estimated subscriber counts are derived from engagement patterns and should be verified through direct disclosure. Revenue estimates are based on known pricing and estimated paid subscriber counts. This report is for informational purposes only and should not be the sole basis for investment decisions.
Score based on available components only.
| Component | Score | Weight |
|---|---|---|
| Engagement Rate | 45/100 | 30% |
| Growth Consistency | 88/100 | 15% |
| Publishing Consistency | 74/100 | 10% |
Revenue Model
Pre-monetization — no paid subscription tier