An article giving some good tips about PVP and making money from pets, was recently posted at wowvault.com by Luke "Jederus" Horgan.
Heres a excerpt:

This week we explore some basic Player vs. Player gameplay tips as the 1.4 patch has introduced Honor Points and, as a result, there is a great deal more PvP action going on across both normal and PvP servers. We’ve got the information you need to keep you raking up those honorable kills and taking it to the enemy towns.

In our Phat Lewt section this week we discuss where to find the various dragon pets for fun and profit. These tend to be the most profitable pets when sold (not to mention that they’re also pretty cool looking) in all of Azeroth so read on and learn more.

Click here for the whole article.