The document discusses different types of business proposals and pitch decks. It describes formally solicited proposals, which are made in response to an official request, and informally solicited proposals, which require more research since they are not based on official requests. It also discusses unsolicited proposals, which are generic. The document lists common sections for a business proposal and provides an outline for a pitch deck, noting the deck should summarize the company, business plan, and vision in 10-20 slides. It gives Facebook's pitch deck outline as an example.