Miracle cloth for brass and stainless.
Murphy's oil soap for anything wood.
Soft Scrub for anything white...fiberglass, and countertops
Mr. Clean magic eraser for scuff marks, shower stalls, etc. if that doesn't work on a spot try Clorox Cleanup which is also great on mildew removal.
Use lysol to get rid of mildew smell areas.
For windows..any window cleaner WITHOUT ammonia.
Novus 1&2 for plexiglass and vinyl.
NO bleach products in the heads.
To polish wood...Scotts Liquid Gold
All this from the Admiral! She keeps a Bristol vessel...Good luck with the new boat!!