I've got a 29g SPS dominant tank, loaded with a Firefish, Melanurus Wrasse, and Scarlet Flasher wrasse. I feed ROD's food, Mysis, Gut loaded Brine, Selcon, and Nitrates. I'm pretty heavy handed with feedings.
For filtration / media: ROX Carbon (AquaMaxx freebie carbon), and an AquaMaxx HOB-1...