Inside No Doubles Golf Co

Investor Due Diligence Report

by Jim McCarthy

ghostSports

Inside the journey of building the No Doubles Golf platform for real improvement.

View full profile →Download PDF

Key Metrics

Subscribers

Low confidence

Weekly Growth

~0%

Subscriber count is a platform estimate

Revenue Analysis

Pricing

$5/mo

$50/yr annual option

Est. Monthly Revenue

$442

~100 est. paid subs

$221/mo – $663/mo(±50%)

Quality & Publishing

Audience Quality Score

52Fair

0100

Publishing Pace

Weekly

1.0 posts/week

Publishing Consistency

81/100

Very Consistent (~7.8d avg)

Competitive Landscape (Sports)

Newsletter	Subscribers	Weekly Growth	Price	Platform
Split Zone Duo	19K	N/A	$10/mo	substack
The Quadrilateral	16K	N/A	$7/mo	substack
The Long Game	14K	N/A	$6/mo	substack
Coach Bennett’s Newsletter	13K	N/A	$8/mo	substack

Revenue Trajectory

Estimated monthly revenue over time

Month	Subscribers	Est. Revenue	Change
Feb 2026	3.5K	$1,545.83	—
Mar 2026	1K	$441.67	-71.4%
Apr 2026	1K	$441.67	~0%
May 2026	1K	$441.67	~0%

Risk Assessment

Key risk factors for due diligence

Medium

Platform Dependency

Uses ghost platform

Low

Publishing Consistency

Regular publishing schedule

Medium

Key Person

Single-author publication — key-person dependency

Low

Revenue Model

Active paid subscription tier

Monetization Readiness

Monetization status

Subscriber threshold

1K subscribers — below the 2K category median (based on 321 newsletters)

Has paid tier

Active paid subscription offering

Peer monetization

100% of 276 similar-size peers in Sports have paid tiers

Pricing position

$5/mo vs $5/mo category median (509 newsletters)

Pricing History

Date	Monthly	Annual
Mar 2026	$5	$50

Data Quality

Report Data QualityPartial - Some metrics estimated or missing

Subscriber Confidencelow

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.