Showball Baseball Sean Leary newsletter sponsorships
NewsletterFIT detected Showball Baseball Sean Leary sponsoring 1 newsletter in 1 post over the last 12 months, first on Aug 31, 2026. Newsletters it has sponsored include Bluebook Weekly. The most recent placement was in Bluebook Weekly on Aug 31, 2026. Its placements cluster around high school athletics.
- Newsletters
- 1
- sponsored in the last 12 months
- Placements
- 1
- posts with a detected sponsorship
- First detected
- Aug 31, 2026
- in indexed posts
- Last seen
- Aug 31, 2026
- Bluebook Weekly
Placements per month
Newsletters Showball Baseball Sean Leary has sponsored
- Bluebook Weekly 24K subscribers
Substack Monthly or less · last post Aug 31, 2026
Likely audience: College coaches and recruiters
1 placement · last Aug 31
Recent placements
- One Birthday.… Bluebook Weekly
“Share Bluebook Weekly Stability Is a Selling Point Now. Sean Leary on Thirty Years at Lehigh Inside the Show Podcast | Sponsored by Showball”
Detected automatically from posts with explicit sponsorship markers ("sponsored by", "brought to you by" and similar). Detection can miss placements or misread them. Updated Oct 30, 2026 · methodology · all sponsors