This paper acquaints the classroom teacher and researcher with the cloze procedure as a multipurpose tool. The cloze procedure is discussed as a measurement, diagnostic, and instructional instrument. In particular, the advantages and disadvantages of the cloze procedure for each of these purposes are considered. Cloze passages, their construction, scoring, and administration are discussed in terms of the purposes for which the procedure is to be used. A discussion of ways of using cloze as an instructional technique is presented, with emphasis on how different types of cloze passages can be used for different aspects of reading instruction. The advantages of the cloze procedure over other types of diagnostic instruments are also discussed. (WR)