Addons Specifically for Hunters

WOW Insider has a few boss mods and threat/damage meters they recommend for hunters as well as PAWN and Power Auras.
http://www.wow.com/2010/07/08/scattered-shots-hunter-addons/

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Copyright Solo MMO Player at http://solommo.blogspot.com

Damage Meters and How to Use Them

WOW Inside columnist Brian Wood is a big fan of damage meters.  Learn why and how to use them here.
http://www.wow.com/2010/05/27/scattered-shots-damage-meters-are-awesome/

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Copyright Solo MMO Player at http://solommo.blogspot.com

Why Damage Meters and GearScore Are Evil

Spelled out in two good articles-
http://blog.weflyspitfires.com/2010/04/28/damage-meters-corrupt-absolute-damage-meters-corrupt-absolutely/

http://www.wow.com/2010/04/28/spiritual-guidance-the-gearscore-is-a-lie/

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Copyright Solo MMO Player at http://solommo.blogspot.com