Definitions of some of the variables
TAM, SAM and SOM
Acronyms that represents different subsets of a market. Read more.
TAM or Total Available Market is the total market demand for a product or service.
SAM or Serviceable Available Market is the segment of the TAM targeted by your products and services which is within your geographical reach.
SOM or Serviceable Obtainable Market is the portion of SAM that you can capture.
This is the percentage of profit after deducting all costs (both fixed as well as variable costs) except co-founder salary. Profits are used to pay co-founders a monthly salary. I know this is really quick and dirty...