Your score is low due to not having credit. If you can, apply for one low interest credit card, make your payments on time, every time. If you keep the balance low (below 40%) of the available credit, your score will rise over time.

Basically the only free lawyers for general information is Legal Aid.

All a lawyer would be able to tell you is that credit scores are based on having credit. Since you never had credit your scores are going to be at the lowest point.