Never leave holiday lights plugged in when you are not at home.
Keep lighters and matches away from children.
Be sure that your clothes dryer is clean and never allow the clothes dryer to run when nobody is home.
Candles should never be left unattended.
Be sure to practice your fire drills and be sure to include a "meeting place".
Be sure to properly maintain all heating systems. This includes all wood-burning equipment and their chimneys.
Keep a fire extinguisher close by and be sure that it is properly maintained.
"Change your clock, change your battery" - to be sure that you change the batteries on all smoke detectors yearly. A good time to do this is when you change your clock.
If you obtain a burning permit, be sure to be prepared - hose line, fire break, and contact your neighbors.