Who is Mr. Perker from The Posthumous Papers of the Pickwick Club and what is their importance?

Mr. Perker is Mr. Wardle's lawyer. He is introduced to Mr. Pickwick during Jingle and Rachael Wardle's elopement. While Perker admires legal tricks, he is fairly honest and has a good heart. With the help of Winkle and Arabella, he even convinces Mr. Pickwick to pay his fines and obtain his release from Fleet Prison. Mr. Perker is a very good friend to Mr. Pickwick and Mr. Wardle.