The document outlines 9 types or channels of e-commerce:
1. Business-to-Business (B2B), Business-to-Consumer (B2C), Consumer-to-Consumer (C2C), Consumer-to-Business (C2B), Business-to-Government (B2G), Government-to-Business (G2B), Government-to-Citizen (G2C), Peer-to-Peer, and M-Commerce. Each type involves electronic transactions between different entities such as businesses, consumers, and government. Examples are provided for some types.