Private investigators help individuals, businesses, organizations, insurance companies, and attorneys by finding and collecting intelligence and information. Investigators connect clues and data to uncover facts about legal, financial, insurance, personal, and other issues. Private detectives offer many services including: surveillance, background checks, pre-employment screening, and much more. Some investigate computer crimes, such as identity theft, harassing e-mails, and illegal downloading of copyrighted material. Private Investigators also provide assistance in criminal and civil court cases, insurance claims and fraud cases, child custody and protection cases, missing-persons cases, and premarital screening. They are sometimes hired to investigate individuals to prove or disprove infidelity. The work PI's do is endless, as nearly everyone at some point will need the assistance of a profession Private Investigator.