It depends on the policies of each party. However, in practice, it is often used as a tool to strengthen arguments in dispute resolution, and can be a consideration for judges or arbitrators in deciding a case.

A legal opinion can be obtained from an advocate or law firm that has expertise in the area of law related to the dispute being faced. It is important to choose a trusted advocate or law firm that has experience in handling similar disputes.

Costs vary depending on the complexity and importance of the dispute being faced. However, most advocates or law firms will usually offer reasonable and transparent prices according to the quality and level of expertise they have.

Yes, a legal opinion can be used as a tool to resolve disputes peacefully out of court. In practice, it is often used in mediation or negotiation processes to help disputing parties reach mutually beneficial agreements.