Worked on the MicrosoftDocs/quantum-docs repository to deliver a focused documentation feature for Q#, enhancing clarity around copy-and-update expressions and assignment syntax. The work involved consolidating and updating Markdown-based documentation to clarify array manipulation, remove outdated struct-type references, and correct a ComplexSum example in variable declarations and reassignments. By simplifying assignment examples and eliminating the redundant 'set' keyword, the documentation now better explains updating multiple items within arrays. Technical writing and Q# expertise were applied to improve grammar and syntax, supporting faster onboarding and reducing usage errors for developers referencing these materials. No bugs were fixed during this period.