Document circulated by an underwriter summarizing the primary components of a new issue or initial public offering (IPO). An internal marketing document, it is collated by a new issue's underwriter and distributed to brokers and institutional sales desks of the underwriting company. Normally, a greensheet has initial pricing, firm details, and benefits of ownership. It aims to prepare salesperson to effectively market a new issue to the public and identify the clients that might be interested in becoming a huge volume buyers of the new issue. It gives a primer to a new security issue but not comprehensive in nature.