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Platform Portability
Uses Substack subdomain (garrettbaldwin.substack.com). Migrating would require subscribers to re-subscribe at a new address.
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Postcards uncovers how markets and economic systems truly work and simplifies that knowledge so readers can protect themselves, seize alternative opportunities, and think independently in a system that rewards confusion and tries to extract from them.
Data updated 1 week ago
Avg Comments
9.7
Avg Likes
14.7
Engagement Rate
0.15%· ~24 likes + comments/post
(comments + likes) / subscribers
Quality Score
Engagement vs Finance
0.15% engagement rate
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| Subscriber-only |
| The Longest Invoice Is Still Unpaid...Postcards from the Edge of the World (Vol. 16)Mar 15, 2026 | Subscriber-only |
| A Rare Cross-Over Email - Postcards Just a warning on the markets...Mar 12, 2026 | Subscriber-only |
800 paid
Weekly Growth
~0%
Paid Subscriber Retention
Insufficient data
14 of 30 days needed
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$44–$88
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Tracking started recently for Postcards From the Edge of the World (15 days ago). A growth trend will appear once we have more data points.
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14.5K subs
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20K subs
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12K subs
Track changes to Postcards From the Edge of the World's percentile rankings in Finance over time
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Publishing Pace
Weekly
Category Rank
#117 of 1110
in Finance
Engagement Trend
Building
too early to measure
Publishing Frequency
Weekly
Last published Mar 29, 2026
1.2 posts/week avg
Finance Pricing
$1,980.95/mo avg
Below average(-99%)
Monetization Readiness
Already monetizing
100% of similar-size Finance newsletters also have paid tiers
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Start tracking — freePriced Below Category Average
Priced at $20/mo, 99% below the Finance average of $1981/mo.