Mastery card
I can explain TAM SAM SOM
Three nested market sizes: total, serviceable, and obtainable.
TAM is total addressable market, SAM is serviceable available market, and SOM is serviceable obtainable market - the share you can realistically win near-term.
Sticky trick
Show bottom-up SOM math from accounts you can actually sell.
Take into the room
In plain English, what is TAM SAM SOM?
Or open the share card 🌍
Or start your own 5-word trail from home.