Legal cases in California arise when there are conflicts, disagreements, or legal issues that need to be resolved. These can range from personal matters like divorces or injuries to business-related disputes or criminal offenses. 

When a legal case is initiated, it follows a specific process. This typically involves filing a formal complaint or lawsuit with the appropriate court, presenting the facts, evidence, and arguments to support one's position, and following the established legal procedures.

Legal cases involve different parties. The party bringing the case forward is known as the plaintiff or petitioner, while the party being sued or challenged is the defendant or respondent. In some cases, there may also be witnesses, experts, or other individuals involved. 

It is common for individuals involved in a legal case to seek legal representation. Lawyers or attorneys provide advice, guidance, and advocacy on behalf of their clients. They help navigate the complexities of the legal system and protect the rights and interests of their clients.  

Ultimately, legal cases are decided by a judge, jury, or arbitrator, depending on the type of case. They carefully consider the evidence, arguments, and applicable laws before reaching a decision or verdict. The decision may result in a resolution, a judgment, or an order that determines the rights and obligations of the parties involved. 

In some situations, a party may choose to appeal a court decision if they believe there were errors in the legal process of the application of the law. An appeal involves taking the case to a higher court for review, seeking a different outcome or clarification.