Please choose the correct ending to complete the given sentence: Finance and Business: [header] How to start a collection agency business [title] Acquaint yourself with debt collection services. [step] Before you begin seriously considering if you want to start a debt collection agency, acquaint yourself with the industry. This can help you make an informed decision about whether or not this is the right job for you.

Ending1: [substeps] Many debt collection agencies have a large annual inventory of inventory, making accounting much easier. You'll want to see if any accounts of this type are eligible for your services. Ending2: The full scope of debt collection jobs involves helping take away money collected and selling antiques, from mortgages to human resources departments to customers. These jobs are usually directly related to your beginning debt collection, so it's best not to take any unnecessary or exhausting risks. Ending3: [substeps] Try to establish a network of several debt collection organizations and groups. This can help you network and decide if your skills and resources are sound enough to provide income to the collection agency. Ending4: [substeps] The debt collection industry in the united states is a huge economic force: every year, agencies collect about $50 billion in total, from which they earn over $10 in commission and fees. The market for debt collection is significant, with a growth rate of 15% by 2022.

Answer format: ending1/ending2/ending3/ending4