Law-enforcement officials have seized billions from citizens through civil forfeiture. Is that process being abused? Here's everything you need to know: What is civil forfeiture?A controversial legal process that enables law-enforcement agencies to seize cash, cars, property, and other assets from people who are merely suspected of criminal activity. The owner doesn't have to be arrested or charged — the arresting officer only needs to demonstrate "probable cause" that the asset is linked to criminal activity, most often drugs.