Alright. So here's some useful comms based off the animes that people who come to screenings seem to like and appreciate. If there are any that you'd like to know about, then just post a comment and I'll see if I can find a community for it!
Naruto Yaoi communitynaruto_het
Naruto het (ie: Male/Female) communityharukakanata
Naruto cosplay community
Bleach yaoi communitysoul_society
Bleach manga communityall_for_bleach
Bleach animanga community
Deathnote yaoi communitydn_cosplay
Deathnote cosplay community
I haven't been able to find the main DN community. I'll update here when I've found it.
Black Lagoon community
Yet another InuYasha general communityinuyasha_yaoi
InuYasha yaoi community
Ouran High School Host Club:ouran_host
Ouran general community
There are more, but I'll post them later. Hope you find these useful.