A leaked document from a major telecommunications company reveals how the company collects, uses, and shares its customers' private data. The document, which is over 100 pages long, details the company's policies and procedures for handling customer data, including:

- The types of data the company collects, such as call records, text messages, and web browsing history

- How the company uses customer data, such as for marketing purposes, to improve its services, and to comply with the law

- With whom the company shares customer data, such as government agencies and third-party service providers

- The security measures the company takes to protect customer data

The document also reveals that the company has a data retention policy that allows it to store customer data for up to 7 years. This data can be used for a variety of purposes, such as to comply with the law, to investigate fraud, and to improve the company's services.

The release of this document has raised concerns about the privacy of customer data. Some experts believe that the company is collecting too much data and that it is not doing enough to protect its customers' privacy. Others argue that the company's data practices are necessary to provide its services and to comply with the law.

The company has not yet commented on the release of the document.