It's not gonna work now though, because instead of using it to genuinely pass on good will, you're just using it for your own gain. Then you won't get good karma, because you won't get back the good you never gave.
Haunt Your House: 18 Ideas to Create the Spookiest Place on the Block
Haunt Your House: Balloon-Filled Hallway – For a kid-friendlier Halloween hallway in your haunted house, consider hanging a billion orange and black balloons from streamers. This is an instant reminder of the season, making things that much more fun for kids. You could get creative, maybe adding in signs along the way warning kids to pass by without touching the balloons.