Going to second investing in a quality wig. If you don't like Epic Cosplay, take a look at Arda Wigs. Try taking a look at Moemall and Fantasy Sheep too, I've heard good things about them.
ACen 2014 cosplay: Lara Croft, Erio Touwa, Shirahoshi Hime
ALA 2015 cosplay: Shirahoshi Hime, Akemi Homura [Haregi ver.], Erio Touwa