The first thing to is to check the agency that regulates private investigation. Often, it is the Justice Department, but the terms may differ from state to state. Depending on your location and the place you interested to work in, you may be required to undergo a personal or background check, or even take an examination before getting a license. The second step is to study and know the legal issues. You do not necessarily have to go back to law institution, but you do require to spend some time reading books concerning the law, particularly those that concern the area you will be working in. Third step, search for a reputable company. Doing a background check on the private investigation company you will be working for is necessary, so you will not get victimised by a night operator. Fourth, you must learn how to manage your financial status. As for any other company, a most of the new employee may not get paid much. Furthermore so here as these private eye firms are usually small and have limited resources and finances. Today, the world of the private investigator is on the rise, and during the past it was dominated by men, today there number of women who are entering this noble profession as well.