The debt collection industry collects over $60 billion in debt annually, generating around $12 billion in revenue. There are over 4,100 debt collection agencies in the US, employing around 150,000 people and paying $5 billion in payroll each year. Debt collectors are required to follow regulations like the Fair Debt Collection Practices Act that govern practices and protect consumers. The total amount of debt in the US that could potentially be collected is enormous, including over $11 trillion in total debt and at least $854 billion in credit card debt.