A document through which invitation is extended to the public to subscribe to shares is?

The document through which invitation is extended to the public to subscribe to shares is called a "Prospectus". A Prospectus is a legal document that contains detailed information about a company, its business, financial performance, and the shares that are being offered to the public. It is used to inform potential investors about the investment opportunity and help them make an informed decision about whether or not to invest in the company. The Prospectus typically includes information such as the company's history, its management team, its products or services, its financial statements, and the terms and conditions of the share offering. It is regulated by financial authorities to ensure that investors have access to accurate and complete information before making investment decisions. In summary, a Prospectus is a document that companies use to invite the public to invest in their shares by providing comprehensive and transparent information about their business and the investment opportunity.