Classifieds are list of items for sale or wanted for purchase. Listing fees are common, but
there also may be a membership fee like Monster.com.
Query-based Paid Placement -- sells favorable link positioning (i.e., sponsored links) or
advertising keyed to particular search terms in a user query, such as Overture's trademark "pay-for-performance" model. Eg Google
Infomediary
Independently collected data about producers and their products are useful to consumers
when considering a purchase. Some firms function as infomediaries (information intermediaries) assist buyers and/or sellers understand a given market. Eg: Justdial, indiamart
etc..
Audience Measurement Services is an online audience market research agency like Nielsen.
Merchant
Merchant is a wholesaler and retailer of goods and services. Here sales can be made
based on list prices or through auction.
Click and Mortar is traditional brick-and-mortar retail establishment with web storefront
which is Myntra compared to shoppers stop.
Bit Vendor is a merchant that deals strictly in digital products and services and, in its purest form, conducts both sales and distribution over the web. [eg Apple iTunes Music
Store]
Virtual Merchant or e-tailer, is a retail merchant that operates solely over the web. [eg
Amazon.com]
Manufacturer (Direct)
The manufacturer or “direct model”, it is predicated on the power of the web to allow a manufacturer (i.e., a company that creates a product or service) to reach buyers directly and
thereby compress the distribution channel. Eg The Bombay Store.com.
Affiliate
In contrast to the generalized portal, which seeks to drive a high volume of traffic to one site,
the affiliate model, provides purchase opportunities wherever people may be surfing. It does
this by offering financial incentives (in the form of a percentage of revenue) to affiliated partner sites. E.g. pop up ads of games on social networking sites.