The most complete archive of Frequently Asked Apple II Questions (FAQs) has been carefully compiled and was last maintained by Nathan Mates. If you have an Apple II question, the place for you to check first is the Apple II FAQ Archive. Two archives are available - Tony Diaz maintains an achive at apple2.org, and Devin Reade at the GNO Consortium maintains an archive at gno.org.
The answers to all your questions regarding GNO (a UNIX-like multitasking environment for the Apple IIGS) have been compiled and maintained by Devin Reade in the The GNO FAQ.