This document discusses Language for Specific Purposes (LSP) and Academic Language Teaching (ALT). LSP addresses the immediate language needs of learners who need a language as a tool for their education, training, or job. It is defined by absolute characteristics like meeting specific learner needs and using the methodology of the relevant discipline. Variable characteristics include being related to specific disciplines, situations, learners, and proficiency levels. David Carter identified three types of LSP: restricted languages, English for academic/occupational purposes, and English with specific topics. ALT refers to teaching academic language, the language used in classrooms, books, and assignments. Tips for ALT include explicit vocabulary instruction, sentence frames, integrating language across subjects