Remember these simple rules:

No ROM requests
No BIOS requests
No LINK/MULTIPLAYER requests
English only
See the FAQ first
See the Sourceforge VBA Project before submitting bugs, requests, etc... Look at all open and closed bugs!
ask your question on the www.ngemu.com forums

If you are reporting a bug or problem, please be sure to include the most information you can, like:

your computer specifications (CPU, speed, sound card, video card, operating system)
if you had a crash of the emulator (not a hang of game, etc, ...) see README for instructions
how exactly you have the problem, step by step
use the Bug Report option on the Windows version to provide more information

Email: Not available at the moment