Std 12 Computer Chapter 4 Introduction to Ecommerce (Part 3 Ecommerce Business Models) (1) Business to Consumer (B2C) (2) Business to Business (B2B) (3) Consumer to Consumer (C2C) (4) Consumer to Business (C2B) Ecommerce Government Model (5) Government to Business (G2B) (6) Government to Citizen (G2C) (6) Government to Government (G2G)