This curriculum guide for business office clerical/business office services provides instructional materials for Texas business course instructors. The following sections are included: (1) introduction; (2) keyboarding--skills, proofreading, and word processing; (3) filing--alphabetic, numeric, and electronic; (4) operating office machines--reprographics (layout and design, supplementary machines, copy machines, fluid duplication process, stencil duplication process, offset process, and desktop publishing), electronic calculator applications, and computer applications; (5) communicating effectively--traditional and electronic mail, telephone skills, written and language usage skills; (6) social implications of computer usage; and (7) closure. Each section is divided into units with guides for the teacher and guides for the student. The suggested unit lesson plan of the instructor's guide may contain the following information: essential element; allocated time; unit objective; student competencies; focus; domains; basic skills; content outline; suggested teacher activities matrix and answers; resources; handout(s); transparency master(s); and competency checklist, test, and answers. The unit student's guide may contain the following sections: unit objective; student competencies; focus; terminology; unit overview; activities; and skill building chart. Seven appendices are included, they provide: reference addresses; course descriptions; office education essential elements; suggested equipment list; steps in lesson plan development; course competency checklist; and a description of provisions for students with special needs. (NLA)