JAN2015
Comes out a bit cheaper than JB's 20% off but keep in mind that items won't ship until the 6th of Jan due to the holidays. They mostly sell anime, cult films, documentaries and Japanese films.
Siren Visual Store 30% off Everything
40
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There are a number of video glitches in some of their releases. I would avoid them until Siren Visual issues a fix.
The titles that are affected (to my knowledge) are Naoki Urasawa's Monster and Welcome to the NHK.
Welcome to the NHK (Combing artifacts/flickering from improper use of IVTC):
http://s11.postimg.org/q5kdznu6r/Welcome_to_the_NHK_Disc_1_S…
Monster Collection 1 Disc 1 (frame glitches which occurs on multiple discs, possibly due to a fault in the master copy or during the encode):
http://s11.postimg.org/j3mgdgqkz/Monster_Disc_1_Siren.png