Since the use of internet has been identified as a necessity in today’s world, businesses benefit from different aspects of this technology especially for marketing and advertisements so that the owners of businesses are searching for effective high speed and low costs ways of marketing such as viral marketing. Despite of its high efficiency and effectiveness, viral marketing creates various et...

Potatoes are the third most important food crop in Iran. But fluctuations in the production of potato have made imbalances in supply and demand. Lack of appropriate planning for cultivation and marketing operation and farmers’ little knowledge of marketing provides a ground for uncertainty about marketing. To compete successfully in markets, knowledge on marketing is necessary. Succeeding in ma...