DPS and Gear Help

[:1]Ok first off I hope this is the right place for me to post this sorry if it isnt..... So I a lvl 78 fury warrior and I looking for some help with raisng my DPS it seem everytime i'm in a dungeon or something when someone does recount i'm always last or second last. I dont know why i mean i hit the buttons as fast as i can. when i hit a mob my dps says likr somewhere from 800 -1200 a hit any help or tips would be amazing. Also i'm worried about gear i'm ahving trouble figuring out where to get better gear or what gear to get could someone give me alittle overview on gear like that is season gear and such thanks i appreciate any help you could give.