A pitch letter is a short and simple message that someone writes to try and convince others, like a company or an editor, to be interested in their idea, product, or story. Full definition
A seasoned journalist offers smart advice for writing pitch letters that will grab someone's attention. (entrepreneur.com)
As a book promotion specialist who deals daily with the media, I learned a long time ago that a common mistake in crafting pitch letters is making them too long. (book-marketing-expert.com)
It could take hundreds, even thousands, of sales pitch letters to even get considered, much less get a contract. (toughnickel.com)