Here are some useful sites where you can gain informations about the game:
http://maplestory.nexon.net
(Global Maplestory main site)
http://hidden-street.net
(contains information on jobs, equips, items, quest maps and guides)
http://www.basilmarket.com
(you can know the price and even do in-game trade and auctions)
**we are just giving you info on these sites but we are not or in anyway connected with them.**
If there are more sites, kindly reply to this post
--Zep