This curriculum guide for the Bilingual Microcomputer Business Skills Course reflects modern office practices and technology. This volume, third of three, contains five competency-based joint lessons, the focus of which is on mastering specific tasks needed to accomplish the job of the occupational cluster of clerical worker while also learning job-related English as a second language (ESL). The language level of the lessons is designed for a trainee with high-intermediate to advanced levels of English language proficiency. Each joint lesson include these components: a cover sheet (identifying related communicative task, vocational task, performance objective, steps and technical knowledge, technical terms, language functions, language structures, tools and materials, background knowledge, safety, attitudes, learning activities and resources (vocational and job-related ESL); technical terms sheets; information sheets; operation sheets; job sheets; activity sheets; and performance evaluation sheets. The five joint lessons/tasks are: record supplies; order office supplies by phone; order office supplies using purchase order form; file in alphabetical order; and file by subject. (YLB)