This video introduces you to ‘Top Down’ market sizing – also known as TAM/SAM – with some tips on what to watch out for so you can build as credible a model of your market size as possible.
Market Sizing- Top Down
Here are two good summaries of top down market sizing to complement the explanation in the video:
- Determine if Your Product Has a Big Enough Market Opportunity, Berkeley Sourcing Group
- TAM SOM SAM: What it Means and Why it Matters, The Business Plan Shop
Marketing for Hardware Startups: Determine if Your Hardware Product has a Big Enough Market Opportunity. (2016, January 11). Retrieved from http://www.berkeleysg.com/how-to-determine-market-size-tamsamtarget-market/
TAM SAM SOM – what it means and why it matters. (n.d.). Retrieved from https://www.thebusinessplanshop.com/blog/en/entry/tam_sam_som