Ready reference file is a term used to refer to a file or collection of information that is easily accessible for easy reference. There are several synonyms that can be used to describe this term. Some of these include quick reference guide, instant reference manual, ready-to-go reference file, fast facts file, and information on demand. These synonyms can be used interchangeably depending on the context and intended use of the information. For example, a quick reference guide may be used for a specific process or task, while a fast facts file may be used for general information. Regardless of the synonym used, a ready reference file is a valuable tool for quick and easy access to needed information.