(1)  bring in a plumber to winterize the pipes & water system.  He will drain all areas where water is stored, such as water heaters, hot tubs and use air compressor to expel water from pipes throughout the house.  Now will not to leave heat on.  (2)  drain outdoor garden hoses.  May have to put covers on spigets.  If you have to winter water, make sure you drain the hoses and disconnects them from the house after each use.  (3)  close up all openings into house to prevent animals and insects from entering.  Includes dryer vents & the chimney.  MORE TO COME