Do you think bounty hunters are a job in your spare time, additional income or is it the main job and the main income of people?
it's a job if you have a full time doing it and coz of the work you put but if you choose the work wisely it can become a sideline and business. Time goes by that you'll become wiser to choose which one is better enough.
The work you can do to make a profit if you are smart to choose an interesting and successful project for the future because some people are wrong to choose the project.