You can add hazards to the map to improve accuracy of your shots. You can easily do this during a round:

- start a round on your home course;

- tap the menu button in the upper left corner;

- select "Report a problem" > "Course data is wrong" > "Bad hole position or layout";

- select a hole;

- tap "Targets&Hazards"

- select a hazard type:

Note, hazards are available on Android phones only, coming soon on iPhone.