Although Zappos has around 900,000 unique products in its warehouse, company executives think there is room for more. Zappos launches a campaign through its Facebook page asking for customers to vote on the next shoe for Zappos.com to carry. Zappos is utilizing ______ for this promotion.
d.search engine optimization
If Zappos wanted to utilize data mining, they might:
a.send a 30% off coupon code to customers.
b.post an article on the future of footwear fashion on their Facebook page.
c.survey customers on their style preferences.
d.email customers suggested products based on previous purchases.