1. Legal expertise: Lawyers have professional legal knowledge and skills and can accurately fill in the content of the lawyer’s appearance letter according to the specific circumstances of the case and legal requirements.
2. Ensure accuracy and compliance: The accuracy and compliance of the lawyer's appearance letter have an important impact on the progress and outcome of the case. As professionals, lawyers have a more accurate understanding and application of the law. They must ensure the accuracy and compliance of the factual statements, legal basis, requests, etc. in the lawyer's letter of appearance based on the specific circumstances of the case.