TAM = Total Available Market. Most entrepreneurs do a terrible job of modeling a defensible TAM. Yet, TAM drives Fundability. It’s not exactly something you can afford to mess up. The most common TAM error is choosing Top-down TAM over Bottom up TAM. Top-down, 30,000 ft TAM means nothing. Please go through the Market Sizing
What are your 2025 priorities? Is becoming fundable among them? Total Addressable Market (TAM) is critical for any new product or service. Why? Because TAM makes or breaks a startup’s Strategy and, as a result, its Fundability.