It let them learn by playing the roles of lawyers, judges, jurors and other court figures in moot cases.

He rejected such arguments by applying the test from Borowski about when a court should decide a moot case.

The building's second floor contains the Ames Courtroom, where students argue moot cases before panels of judges.

In the U.S. federal judicial system, a moot case must be dismissed, there being a constitutional limitation on the jurisdiction of the federal courts.

The most common breach of etiquette committed by the enthusiastic beginner when arguing a moot case is the expression of a personal opinion on the merits of his case.

Although free from the U.S. Constitutional limitation, Canada has recognized that considerations of judicial economy and comity with the legislative and executive branch may justify a decision to dismiss an allegedly moot case, as deciding hypothetical controversies is tantamount to legislating.

The U.S. state courts are not subject to the Article III limitations on their jurisdiction, and some state courts are permitted by their local constitutions and laws to render opinions in moot cases where the establishment of a legal precedent is desirable.