It is convenient to find a local lawyer, that is, it is psychologically convenient, because he is in the same city as you and has a certain sense of security psychologically. But travel expenses, unfamiliarity in different places, local laws and regulations, and government contacts are the main obstacles for you to win the lawsuit. In addition, the frequency and scope of lawyers' activities are greatly limited by different places, because lawyers can eat and wear warm clothes without relying on a lawsuit, and most lawyers are part-time in many lawsuits. You can imagine their enthusiasm in different places.
It is convenient to find a lawyer in different places, and the travel expenses are cheap. The local lawyers are all local strongmen, and the courts are familiar with them. Judges and prosecutors must know each other and know who is the most suitable person to look for. Because he is in the same city as the defendant company, he will also work harder to obtain evidence and go to court.