David Harris enhanced the riscv/riscv-cheri repository by standardizing fault handling terminology and improving documentation clarity. He focused on updating multiple .adoc files, replacing inconsistent uses of 'illegal instruction' with the standardized 'illegal-instruction' term, which reduced ambiguity for both users and contributors. Using his skills in documentation and technical writing, David also improved formatting by removing trailing whitespace and extraneous spaces, aligning the documentation with established style guidelines. These targeted changes supported better readability and professionalism, making onboarding easier for new contributors. His work demonstrated attention to detail and a methodical approach to maintaining high-quality technical documentation.