1. The document discusses the appropriate use of tense in academic and research writing for clarity and to avoid misleading readers. 2. Different tenses serve different purposes, such as using present tense to describe current views and past tense to report on previous research findings. 3. Modals are also used to describe possible benefits and applications of research. The document provides examples to illustrate proper tense usage in different sections of a research paper such as the introduction, literature review, and findings.