The rec.sport.baseball FAQ - by Mike Jones. Contains five sections:

1. general info - general questions about the game and the newsgroup
2. rules - questions about the rules of the game.
3. scoring and awards - questions about (official) scoring and awards associated with the game
4. books and movies - a guide to books and movies related to baseball
5. glossary - a guide to commonly-used terms and abbreviations used in this newsgroup

Mini FAQs

A series of mini FAQs with answers to frequently asked questions on specific subjects

Frequently Asked Questions About the Strike - by David Grabiner.
Originally written to answer questions about the issues underlying the 1994-1995 player strike. It now serves as an excellent resource on the significant economic and legal issues in baseball.

Frequently Asked Questions About Pete Rose - by Sean Lahman.
Overview of the investigation into charges of gambling against popular player Pete Rose and the events that led up to his banishment from baseball.

Evaluating Negro Leaguers FAQ - by David Marasco.
Analysis of the issues that make comparisons of Negro League players to Major League players difficult.

Ticket Prices Mini-FAQ - by David Grabiner.
A look at the basic economic principles behind ticket prices.

The Protection Mini-FAQ - by David Marasco.
Discussion of the general ideas that hitters can "protect" each other within a lineup, with links to detailed studies