Swap out incandescent holiday lights for LED ones. LEDs last longer, use less energy, and are Energy Star qualified.
Instead of using alkaline batteries, consider using rechargeable batteries.
Receive less mailings by having your name taken off of mailing lists. Most companies have an 800 number you can call to have your name removed from these lists.
Did you know? Wrapping paper and gift wrap is hard to recycle, due to it being a low grade of paper. Place these materials with your other household trash. Consider using alternatives such as comics from newspapers, calendars, posters, etc.