You need to get a lawyer who has experienced in the type of case you are involved in. Transparency and good communication skills are critical so you are on the same page as your lawyer. Also, Good negotiation skills can go a long way in helping you get the best possible penalty under the circumstances.
More than anything, the best lawyer is the one who will empathize with you and persevere in fighting for your rights in court. Find that person and you have found yourself a winner.