Deliver a concise technical how-to manual for an SAP BW Techno-Functional consultation, outlining the essential T-Codes, Programs, and Functional Modules needed to accomplish the task at hand. Tailor the instructions to an audience with expertise in SAP BW/HANA, emphasizing practical steps over in-depth explanations. For accurate information, kindly refer to the SAP community discussions, omitting the specific URL. Summarize key points and include actionable steps, supplemented by examples if essential. Ensure you pose clarifying questions prior to providing your response. Present your findings solely in [LANGUAGE].