Accounting involves collecting, analyzing, and communicating financial information. It includes financial accounting for external users and managerial accounting for internal users. Certified Public Accountants (CPAs) are licensed to offer accounting services to the public. The Big Four accounting firms offer tax services, consulting, auditing, and management advisory services. Case competitions involve teams working to solve problems for companies, such as issues with customer loyalty or marketing. Corporate finance encompasses activities related to running a corporation, including investment banking, stocks, bonds, and returns on investments.