Take advantage of government-related data resources. The U.S. Census Bureau provides
an in-depth look at the population swings, demographic groups, regional migrations, and
changing family structure of the estimated 304,059,724 people in the United States (as of
July 1, 2008). Census marketer Nielsen Claritas cross-references census figures with consumer
surveys and its own grassroots research for clients such as The Weather Channel,
BMW, and Sovereign Bank. Partnering with “list houses” that provide customer phone and
address information, Nielsen Claritas can help firms select and purchase mailing lists with
specific clusters