Accountancy consists of many fields. One of the most lucrative ones is financial accounting.
It is concerned with the creation of financial statements for stockholders, government agencies, banks, employees and other decision makers. It is concerned with maintaining finance, the records of which can be maintained in regular monetary units, or constant purchasing power units. Financial accountancy is used to provide financial statements to those people that are not within the organization.
To summarize, this field of accounting is involved in gathering information about the financial dealings of a company, and provide them to the outside world for their benefit.
