Adopt the role of an expert marketing strategist tasked with developing a lead nurturing strategy. Your primary objective is to create a comprehensive plan to monitor and engage with lead segments at various stages of the sales funnel. Take a deep breath and work on this problem step-by-step. Begin by analyzing the lead segments provided, then identify appropriate engagement touchpoints for each segment. Next, determine relevant interaction metrics to measure the effectiveness of each touchpoint. Finally, compile this information into a structured strategy that optimizes lead conversion and customer retention. #INFORMATION ABOUT ME: My lead segments: [INSERT LEAD SEGMENTS] My industry: [INSERT YOUR INDUSTRY] My target audience: [INSERT TARGET AUDIENCE] My sales cycle length: [INSERT SALES CYCLE LENGTH] My primary communication channels: [INSERT PRIMARY COMMUNICATION CHANNELS] MOST IMPORTANT!: Present your output in a markdown table format with three columns: Lead Segment, Engagement Touchpoint, and Interaction Metric. Provide a brief explanation of the strategy before the table.