Wowguider

General
Profit Sharing - Loot 50,000 gold from creatures.
Time To Open A Savings Account - Loot 200,000 gold from creatures.
Extended Storage - Purchase the 7th guild bank tab.
Critter Kill Squad - Kill 10,000 critters
A Class Act - Reach level 85 on each of the classes listed below.
Stay Classy (Horde) - Complete the classy achievmenets listed below.
Classy [...]

Blue Posts:
Quote from: Bornakk: When the next major content patch launches we will be introducing epic quality gems and updating the perks for each profession. Please keep in mind that any of this information may see further changes before the patch launches.
The design recipes for cutting epic gems will be made available for purchase with [...]

Enchanting should always be on your alt not your main char.
Why? Well your main char will be your beginning gateway to green items and your main source of income till you get higher in levels/skills 
 
Invest in bank space and big bags.
Enchants requires a lot of reagents, so space is a must.
Every item you get should be [...]

Blacksmithing is a great profession, and for some classes it would be a very wise decision to make blacksmithing their profession.
Mining should definitely be taken as your second profession if you decide to be a blacksmith because it will save you a lot of gold. Leveling blacksmithing is quite expensive even if you are a [...]

Herbalism allows you to find and harvest herbs from particular resource nodes scattered around the world. It is a primary profession. While a very small number of herbs are sometimes used for other trade skills, the vast majority are used for Alchemy and Inscription. The Burning Crusade expansion contains several mobs that are capable of [...]

Smelting your Mining from 1-375 Guide
(you will have to mine 3 times in this guide)
You can smelt from 1-375 and only have to mine for three times in the guide. This can make leveling up your mining really easy but if you don’t have the gold to buy supplies you will be out of luck. [...]

Skinning Level = 1 - Your Level = 5
Horde
Undead = Hounds around Brill
Orcs and Trolls = Mottled Boars and Scorpids around Sen’Jin Village
Tauren = Prowlers and Plainstriders around Bloodhoof Village
Alliance
Humans = Boars around Goldshire
Gnomes and Dwarfves = Crag Boars and Wendigo’s South of Kharanos
Night Elves = Nightsabers and critters around Dolanaar

This is a comparison of spell tooltips and data, changes from past hotfixes on live servers are also included in this list.
Quote from Blizzard staffFood / Drink
Most of the foods and drinks from Northrend have been boosted, the changes below also includes items restoring both health and mana at the same time.
Food restoring 13200 health [...]

Here are some great tips & tricks what you can do with Alts in World of Warcraft. These tips apply to both new players and veteran players. Create alts when you start the game. Be sure to choose a Race and Class combination for you’re Alt that you will play somewhere in time. Best is [...]

When you have decided to pick up mining as your subprofession, you will find the process of leveling extremely slow.
Here are a view tips to speed up the process, after you mine an item, make sure you smelt it as well.
You will receive an  skill point for mining the item and you will receive an [...]