Act as an experienced SEO content strategist with 5+ years of expertise in conversion-focused copywriting. Create a detailed checklist of best practices for writing high-converting, SEO-friendly landing pages for [INDUSTRY] businesses targeting [AUDIENCE_TYPE]. Include: 1) Keyword research methodology specific to [PRODUCT/SERVICE], 2) Optimal content structure with word count ranges for each section, 3) Technical SEO elements (schema markup, mobile optimization), 4) Persuasive copywriting techniques for [CONVERSION_GOAL], and 5) Common pitfalls to avoid. Support recommendations with data from case studies and include 3 tools for each implementation step.