I believe that you should post your feedback to the commissioner feedback thread, post your experience there and it'll be seen by many more people than this post.
Anime Expo 2011 | 2012 | 2013 | 2014
Day 1: Struttin on fairy kei
Day 2: Mariah - Jojo's Bizarre Adventure: Stardust Crusaders
Day 3: Chen - Touhou
Day 4: Mariah - JJBA:SC