This manual provides information and guidance on doctrine, tactics, and.techniques for the employment of platoon-, company-, and battalion-size armor units (hereafter referred to as small armor units). It should be used in conjunction with appropriate field manuals of the 17 and other series. It provides the basic doctrine, tactics, techniques, and procedures common to two or more types of small armor units. Other publications provide the specific doctrine, tactics, techniques, and procedures for specific units. In addition, this manual supplements the doctrine stated in FM 100-5 and the staff procedures contained in FM 101-5.