Some of the major categories that the FBI has jurisdiction in are counterterrorism, counterintelligence, cyber crime, public corruption, civil rights, organized crime, white-collar crime, and major threats and violent crime. Some of these crimes include international terrorism, economic espionage, online predators, government fraud, hate crime, Italian mafia, identity theft, and bank robbery. There are many more crimes that they investigate, but these are some of the most common ones.
The FBI is broken up into several different positions. Some of these positions include special agents, intelligence analysts, language specialists, scientists, and information technology specialists. All positions have specific requirements. To be a special agent, you must be a citizen of the U.S., be between 23 and 37 years of age, have a college degree of at least four years, have adequate work experience of at least three years, have a valid driver's license, and be able to work any hours they tell you to, even if it is in another country. There are five entry programs for a special agent, and an applicant must quality for at least one of them. These entry programs include accounting, computer science/information technology, language, law, and diversified.
This agency has offices all over the world. Their headquarters are in Washington D.C and they have 56 field offices in many other cities. They also have sixty offices in legal attaches in many other countries and four hundred satellite offices in small cities and towns. The FBI runs on a $7.9 billion budget with an extra $618 million for the improvement and advancement of resources and weapons. They are one of thirty two federal investigation agencies and are not considered police officers. They are allowed to arrest someone who they have witnessed committing a crime or have a reason to believe that they did. These crimes, however, must be a violation of federal law.