Judicial review on case law

Reversal
- Highter courts reviewing the decision made by lower court when an appeal is taken to appellate court
-The higher courts can change the percedent made by lower court as it thinks that it is a bad decision

Overruling
-A superior court can change a percedent made by lower courts in another case.

Distinguishing
-The lower courts can distinguish a superior court's decision with reasons, there are significant material differences.

Disapproval-
1)Coordinate court- a court disapprove another coordinate court's precedent and does not follow.
2)Courts in other hierachies- a court can refer to the precedent made by court in other hierachy, but dissproves it and doesnot follow it.
3)General disapproval- A coordinate or lower court disapproves of another court decision but still follow it.