Here are som links to help out.
Guild Wars Official Site
The official site where you can see when event start and ends, and more.
Guild Wars Unofficial Site
Useful for anyone in need to buy or sell items, or just chat on a forum.
Guild Wars Guru
Very useful for anyone in need to buy or sell items, here is also price checks meaning
You can check on a item you'r not sure how mutch to payfor or sell.
Guild Wars Wiki
Extremly useful for any player, with pictures and info.
Guild Wars PvX Wiki
For anyone who need an build or like to show there build to the world of Guild Wars.
Guild Wars Norden
Swedish forum.
Ventrilo
Talk to people you dont know thou an mic.