Mercantile Process Model

    It define interaction models between consumers and merchants for online commerce. This is necessity because to buy and sell goods, a buyer and other parties must interact in some way.
    This model from a consumer perspective consist of 7 activities that can be grouped into three phases:
  1. Pre-Purchase determination
  2. Purchase
  3. Post-Purchase interaction

  1. Pre-purchase: It includes search and discovery for a set of products in the larger information capable if meeting customer requirements. It also includes product selection from the set of products based on product comparison.
  2. Purchase phase: It includes protocols that specify the flow of information and documents such as price, availability and delivery dates, and e-pay mechanisms.
  3. Post-Purchase phase: It includes customer services and support to address customer complaints, product returns and products defects.