Control Location Access, Reporting, & History - Google Nexus 4 Manual Book

3. In the dialog that appears, decide whether
you also want to turn off Location History.
If so, check Also turn off Location history.
Selecting this option may affect the way
other Google products work.
4. Touch Turn off.
Turning off Google Now stops the display of
cards and returns any card settings you may
have changed to their initial state. Turning
off location history doesn't delete existing
history or turn off location reporting.
Control location access,
reporting, & history
This section describes how to set your home
and work addresses and manage other loca-
tion-related features used by Google Now.
Define home & work
As you use Google Now, you may be asked
to confirm your home or work address to get
GOOGLE NOW & SEARCH 87