Does anyone have Chapter 7 Bankruptcy Advice?

I am thinking about filing for bankruptcy and I owe about $6k that I know of. Soo there is a chance that I owe more than I know about. I talked with a friend who told me that I may be able to file for Chapter 7 bankruptcy but we both need to find out about since we don't know much about it. How does it work? What does it do? Who should I talk to to help me file for it? Is it something that will pr