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Databases—A Marketer’s Dream
Data
base – an
internal or external collection of raw data arranged logically and organized in
a form that can be stored and processed by a computer.
Data
base marketing
– the practice of maintaining customer databases with customer data such as
their names, personal contact information (phone #, mailing address, e—mail
address, past customer purchase behavior history (inquiries, responses to
promotional offers, and purchases), and demographic and financial information.
Databases
are essential to relationship marketing – the process of creating,
maintaining, and enhancing strong, value-laden relationships with customers and
other stakeholders. This is based on
offering superior customer value and satisfaction. This is important since in today’s highly
competitive marketplace it costs many times more to acquire a new customer than
it does to hang onto an existing customer.
Sources
for building a customer database include 1. Customer
transaction records (customer name, customer contact information, item
purchased, and price paid),
2. warranty cards, and 3. secondary data.
Marketer
Websites
serve as a great source for capturing customer
transaction records to build a database.
Two
types of marketer Websites are:
(1) Web retailing. A web merchant (e-tailer) has access to data about its clients that would make its
bricks-and-mortar counterparts cry. Besides names, personal contact
information, and past purchase behavior, a Web merchant can record a customer’s
actions as she moves through the e-tailer’s site, recording not just purchases
but also “window shopping.’ This
monitoring of a customer’s every move through the virtual aisles of an on-line
store is done via cookies – a text
file that a content provider can place on a user’s computer in order to
identify the user when she revisits the web site.
Privacy advocates are concerned about consumers’ loss of their “right to privacy’ from merchants’ use of cookies. However, even they admit that there are some advantages of cookies for consumers. For instance, cookies can store passwords, sparing users the hassle of having to identify themselves every time they go to a Website, and they make on-line shopping carts work. Despite what some net users believe (including Zikmund – p. 46) a site can only read cookies which that site previously put on a user’s system, not any other cookies the user has collected around the web.
Cookies help merchants by recording where
on the site a user goes and how long he lingers there.
The end result is a file that allows the web merchant to determine what
the customer is most likely to purchase next—and then offer inducements to make
it happen. E-tailers can then target
appropriate promotions to return visitors, and they can even rearrange the
entire store layout in real time, placing advertisements of potential interest
to the visitor in “high-traffic” locations.
(2)
Web advertising. A company can track which goods and/or
services its customers are most likely to purchase and when. It can then purchase keywords for these goods or services on Internet directory sites
like Yahoo. When a Web surfer searches
for information on the products, an advertising banner or link to the e-tailer
could accompany the list of results.
Because
the marketer can collect such massive quantities of data, data mining is often used to make sense of it all. Data
mining is the use of massively parallel (powerful) computers using
statistical and other advanced software (e.g., probability sampling, descriptive
statistics programs, and multivariate statistical programs, as well as more
advanced tools such as neural networks, genetic algorithms, and case-based
reasoning systems) to dig through mountains of data to discover nonobvious
patterns hidden in the database about an organization’s customers and
products. For example, neural networks are computer programs
that are a form of artificial intelligence—they mimic the way the human brain
processes information so as to become capable of learning from examples to find
patterns in data. As scientific
empirical investigation does, it uses induction,
generalizing from specific examples.
E.g., American Express creates a set of “purchase propensity scores” for
each cardholder, and thereby matches offers from affiliated merchants to
individual cardholders' purchase histories and encloses these offers with their
monthly statements. E.g., Wal-Mart
develops “personality profiles’ for each of its roughly 3,000 stores so store
managers can determine appropriate product mixes and merchandising strategies.
Since
data mining is expensive and complex, it is usually outsourced to firms
like DataMind, Oracle, and Information Builders. Customers send them the database and the
companies perform the analysis.
Some
applications of data mining:
(1) Market
basket analysis -analysis of anonymous point-of-sale transactions to
identify correlated variables. This
enables retailers and direct marketers to spot product affinities and develop
focused promotion strategies that work better than “one-size-fits-all”
strategies. E.g., Camelot Music holdings
identified a group of high-spending, 65-plus members of the store’s frequent
shopper club were also buying lots of classical music, jazz, and movies. However, a large percentage were also buying
rap and alternative rock. Data mining
revealed that these were grandparents buying for the grandchildren. Now, Camelot tells the senior citizens what’s
hot in rap and alternative rock, as well as in traditional music. E.G., the American Express selective
envelope-stuffing strategy above. E.g.,
grocery stores mining checkout scanner data found that men who buy diapers in
the early evening also often pick up a six-pack of beer. They could promote the two together (“Pick up
a pair of six-packs—diapers and beer.
Baby and brew – it’s all for you!”
(2)
Customer
discovery data mining - enabling the marketer to predict who will be
categorized as, e.g., a good vs. bad credit risk.
(3)
Sequence
discovery – sequence patterns of behavior are detected, such as
purchases of complementary products.
(4)
Customer
acquisition – in a two-stage process, direct marketers first discover
attributes that predict customer responses to offers and communication programs (direct mail,
catalogs, etc.). In the second stage,
the attributes of customers that the model says are most likely to respond are
matched to the corresponding attributes applied to rented lists of
noncustomers.
(5)
Customer
retention – data mining identifies those customers who contribute to profitability
but are most likely to defect to a competitor.
Vulnerable customers can then be targeted with special promotional
offers.
(6)
Customer
abandonment – some customers cost more than they contribute and should
be encouraged to take their business elsewhere.