Long time lurker, finally joined;
Interior
Dashboard: maintenance with waxaddict interior detailer(also use this on leather and basically every interior surface, really good) , occasionally clean with APC and protect with gtechniq C6
Leather: Dr. leather wipes/spray, protect with Gyeon leather coat or dr leather dye block
Glass and Screens: Krystal Kleen Detail glass cleaner, flashes off really nicely- no streaks
matts/carpets: just Hoover, protected with scotch guard
Smelly Beaver air freshener :P
Exterior
basically too many to name, whatever I feel like from whatever I have. Currently protected with Obsession Wax Phantom