You've put a lot of care into choosing your furnishings. And with continued care at home, they should share your address for many years to come. Now for your owner's manual...
Metal may oxidize with exposure to moisture.
Dust with soft dry cloth.
Wood characteristics: grain, knots, pitting, mineral deposits.
To avoid marking, do not place rubber ON SURFACE (FOOT PADS, ETC)
Expansion and contraction will occur with changes in humidity.
Do not use abrasive cleaner.
Protect from heat and liquids.