<s>
Sitelinks	B-Application
are	O
hyperlinks	O
to	O
website	O
subpages	O
that	O
appear	O
under	O
certain	O
Google	B-Application
listings	O
in	O
order	O
to	O
help	O
users	O
navigate	O
the	O
site	O
.	O
</s>
<s>
The	O
site	O
owner	O
cannot	O
add	O
any	O
sitelinks	B-Application
;	O
Google	B-Application
adds	O
them	O
through	O
its	O
own	O
secret	O
automated	O
algorithms	O
.	O
</s>
<s>
If	O
you	O
have	O
a	O
Google	B-Application
Adwords	O
program	O
you	O
can	O
create	O
campaign	O
and	O
ad	O
group	O
level	O
sitelinks	B-Application
.	O
</s>
<s>
The	O
site	O
owner	O
can	O
,	O
however	O
,	O
block	O
individual	O
sitelinks	B-Application
,	O
which	O
may	O
be	O
useful	O
if	O
he	O
deems	O
them	O
unhelpful	O
.	O
</s>
<s>
In	O
Google	B-Application
,	O
there	O
are	O
a	O
minimum	O
of	O
one	O
and	O
a	O
maximum	O
of	O
ten	O
sitelinks	B-Application
per	O
site	O
.	O
</s>
<s>
According	O
to	O
John	O
I	O
Jerkovic	O
,	O
"	O
Every	O
site	O
should	O
strive	O
to	O
get	O
sitelinks	B-Application
,	O
as	O
they	O
imply	O
authority	O
as	O
well	O
as	O
web	O
presence	O
.	O
</s>
<s>
Sitelinks	B-Application
also	O
occupy	O
additional	O
search	O
results	O
screen	O
real	O
estate	O
,	O
the	O
space	O
that	O
pushes	O
your	O
competitors	O
further	O
down	O
the	O
results	O
page	O
something	O
to	O
be	O
desired.	O
"	O
</s>
<s>
Sitelinks	B-Application
are	O
also	O
said	O
to	O
appear	O
"	O
on	O
some	O
search	O
results	O
where	O
Google	B-Application
thinks	O
one	O
result	O
is	O
far	O
more	O
relevant	O
than	O
other	O
results	O
(	O
like	O
navigational	O
or	O
brand	O
related	O
searches	O
)	O
"	O
.	O
</s>
<s>
Search	O
engine	O
optimization	O
experts	O
consider	O
sitelinks	B-Application
to	O
be	O
an	O
important	O
measure	O
of	O
how	O
"	O
trusted	O
"	O
a	O
site	O
is	O
,	O
and	O
accordingly	O
have	O
attempted	O
to	O
deduce	O
what	O
causes	O
them	O
to	O
appear	O
.	O
</s>
<s>
These	O
efforts	O
have	O
included	O
looking	O
at	O
Google	B-Application
patents	O
.	O
</s>
<s>
According	O
to	O
these	O
patents	O
,	O
sitelinks	B-Application
are	O
derived	O
from	O
user	O
behavior	O
,	O
in	O
particular	O
,	O
the	O
number	O
of	O
times	O
a	O
page	O
has	O
been	O
accessed	O
,	O
the	O
amount	O
of	O
time	O
spent	O
on	O
the	O
page	O
,	O
and	O
from	O
the	O
content	O
of	O
the	O
page	O
itself	O
—	O
whether	O
the	O
page	O
contains	O
commercial	O
transactions	O
,	O
etc	O
.	O
</s>
<s>
Sitelinks	B-Application
with	O
less	O
than	O
15	O
characters	O
seem	O
to	O
perform	O
best	O
,	O
according	O
to	O
Google	B-Application
Senior	O
Product	O
Manager	O
Jerry	O
Dischler	O
.	O
</s>
<s>
There	O
is	O
also	O
an	O
unrelated	O
paid	O
Sitelinks	B-Application
feature	O
associated	O
with	O
Google	B-Application
sponsored	O
links	O
,	O
that	O
allows	O
site	O
owners	O
to	O
submit	O
up	O
to	O
10	O
links	O
and	O
allow	O
Google	B-Application
to	O
pick	O
the	O
4	O
that	O
are	O
most	O
pertinent	O
to	O
the	O
search	O
.	O
</s>
