This text highlights seven essential marketing frameworks and models that remain highly effective for businesses operating in 2026. It distinguishes between qualitative frameworks, which provide a structural blueprint for planning, and quantitative models, which serve as analytical tools for measuring results. Key methodologies such as STP, the 9Ps Marketing Mix, and the Flywheel Model are examined to show how they align long-term brand vision with immediate performance goals. The source further explains modern approaches like AARRR (Pirate Metrics) and the PESO Model to help teams integrate diverse media channels and track user growth. Ultimately, the guide emphasizes that a solid strategic foundation is more critical for sustainable success than simply adopting the latest digital tools. Use of a North Star Metric is also recommended to unify different departments around a single core value that reflects true customer impact.