Sure we all have researched this topic, but there may be some who simply rely on the local pro shop or big-box hunting store's expertise (??).
Interesting reading all the same!!!
Very neat FOC calculator when you input your arrows setup.
Informative chart about straight, helical or offset vanes and types vs. arrow useage.
Several chapters on different pages which address varied topics!!!
http://www.huntersfriend.com/carbon_arrows/hunting_arrows_selection_guide_chapter_1.htm