You've worked the line at the toughest clubs in the Settled Systems. Back then, you learned that the most non-lethal confrontations can be solved one of two ways: a strong right hook, or a more strongly secured door.
Starting Skills
Boxing
Once considered a "sport of kings," boxing is still practiced as a recreational competitive activity, but its combat applications can't be denied.
Security
While the standardized digital locking mechanism is renowned for security, any code can be broken with the proper training.
Fitness
In space, the greatest commodity is oxygen, and the increased lung capacity gained by a regular physical fitness regimen is essential to survival.