Serviceable available market

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Total Available Market (TAM), Serviceable (or Served) Available Market, and Target Market.

Serviceable addressable market (SAM), also called served available market, is a term that is typically used to reference the customers that can actually be reached out of the total addressable market (TAM).[1]


  1. ^ Steve Blank and Bob Dorf, The Startup Owner's Manual, K & S Ranch, first edition (March 1, 2012), ISBN 0984999302, ISBN 978-0984999309