Discuss the below:
A survey from MARC Research found that among a variety of holiday specials and shopping tactics, store coupons and free-shipping offers were the two incentives most used by shoppers during the fourth-quarter 2009 holiday-shopping season.
Read the article on the importance of "free" in online commerce:
Based on these articles and other readings you may find, what do you think of the "free" offers used by online retailers or marketer? Do you think the "free" offers would be more effective than coupons?