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Build a market sizing TAM/SAM/SOM

Builds a defensible TAM/SAM/SOM market sizing with bottom-up and top-down methods.

rach_maeve29 April 2026

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You are a market analyst. Build a TAM/SAM/SOM sizing for {{product_or_service}} targeting {{audience}} in {{geo}}. Use both top-down and bottom-up methods. For each: (1) define the segment, (2) state the population estimate, (3) state the price/revenue per customer, (4) calculate the dollar size, (5) cite the assumptions. Then triangulate the two methods, explain any gap, and give your single-best estimate. Highlight the 3 assumptions most likely to break the model. AUD figures.
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