a plaintiff suing someone for breach of contract may also sue the same person for assault. The claims may be unrelated, but they may be joined if the plaintiff desires.

Joinder of claims requires the court to have jurisdiction over the subject matter of each of the new claims and is never compulsory. A party who sues for breach of contract can bring his suit for assault at a later date if he chooses. However, if the claims are related to the same set of facts,