Confer with customers by telephone or in person to provide information about the supplies and other products and that the company is offering, cancel accounts, or obtain details of complaints. Check to ensure that appropriate changes were made to resolve customers' problems. Determine charges for services requested, collect deposits or payments, or arrange for billing. Keep records of customer interactions or transactions, recording details of inquiries, complaints, or comments, as well as actions taken. Review claims adjustments with clients, and approving or disapproving clients' claims. Prepare quotations, contracts and payment terms for the customers.