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y
r
eas
o
n
o
r
f
act
o
r
as
i
t
v
ar
i
es
f
o
r
v
ar
i
o
u
s
p
eo
p
l
e
[
3
]
.
B
r
a
nd
i
ng
a
s
s
u
m
e
s
a
n
e
x
c
e
p
tio
n
a
l
l
y
p
iv
o
ta
l p
a
r
t i
n
a
c
u
s
to
m
e
r
s
'
b
u
y
d
e
s
ig
n
.
B
e
tte
r
t
h
e
u
bi
qui
t
y
of
t
h
e
br
a
n
d be
t
t
e
r
i
s
t
h
e
ack
n
o
w
l
ed
g
m
e
n
t
i
t
acco
m
p
l
i
s
h
es
.
I
n
s
t
at
es
[
4
]
th
a
t a
s
s
oc
i
a
t
i
on
s
or
or
g
a
n
i
z
a
t
i
ons
h
a
v
e
un
d
e
r
s
t
ood t
h
a
t
B
r
a
n
d
n
a
m
e i
s
o
n
e o
f
t
h
e
m
o
s
t
cr
i
t
i
c
al
r
es
o
u
r
ces
f
o
r
o
r
g
an
i
zat
i
o
n
s
.
B
r
an
d
s
ar
e
u
t
i
l
i
zed
b
y
p
u
r
ch
a
s
er
s
as
m
et
h
o
d
s
f
o
r
se
l
f
-
e
xp
r
e
s
s
i
o
n a
s
t
he
y
ha
ve
a
t
e
nd
e
nc
y
t
o
d
i
s
t
i
n
gu
i
s
h t
he
m
s
e
l
ve
s
w
i
t
h t
he
b
r
a
nd
s
t
ha
t
t
he
y
buy
.
A
c
c
or
di
ng
t
o
t
h
e d
i
s
co
v
er
i
e
s
o
f
m
ar
k
n
a
m
e
i
m
p
act
s
c
u
s
t
o
m
er
'
s
as
s
es
s
m
e
n
t
an
d
i
n
ad
d
i
t
i
o
n
t
h
ei
r
[
5
]
b
u
y
ch
o
i
ce.
Ac
c
or
di
ng
t
o t
h
e
r
e
vi
e
w
b
y
[
6
]
,
di
f
f
e
r
e
n
t
c
h
a
n
n
e
l
s
a
r
e
be
i
n
g ut
i
l
i
z
e
d b
y
pr
opr
i
e
t
or
s
of
s
m
a
r
t
ph
on
e
s
f
or
co
r
r
el
at
i
o
n
o
f
i
t
e
m
s
/
co
s
t
s
.
T
h
e
y
u
t
i
l
i
ze ch
a
n
n
el
s
,
f
o
r
ex
a
m
p
l
e,
n
o
t
i
ce
s
,
co
n
t
e
n
t
m
es
s
a
g
es
,
Q
R
co
d
es
,
an
d
co
n
n
ect
i
o
n
s
t
o
d
at
a r
eco
r
d
i
n
g
s
,
por
t
a
bl
e
c
ou
pon
s
,
a
n
d a
ppl
i
c
a
t
i
on
s
.
A
s
pe
r
s
oc
i
a
l
i
m
pa
c
t
s
[
7
]
c
o
nc
e
r
ni
n
g a
n
in
d
iv
id
u
a
l c
a
n
b
r
in
g
a
b
o
u
t o
th
e
r
in
d
iv
id
u
a
ls
to
c
h
a
n
g
e
t
h
e
ir
a
ttitu
d
e
,
c
o
n
d
u
c
t,
o
r
e
x
p
e
c
ta
tio
ns
.
S
o
c
l
i
e
nt
s
m
i
ght
b
e
w
o
r
r
i
e
d
t
ha
t
t
he
s
m
a
r
t
p
ho
ne
t
he
y u
t
i
l
i
z
e
o
ug
ht
t
o
b
e
e
nj
o
y
e
d
b
y
t
he
i
r
c
o
m
p
a
ni
o
ns
o
r
t
he
y
w
o
ul
d
ge
t
o
n
e
j
u
s
t to
f
it i
n
th
e
a
s
s
o
c
ia
te
g
a
th
e
r
i
n
g
.
A
r
e
v
ie
w
le
d
in
[
7
]
P
h
ilip
p
in
e
s
b
y
o
n
f
a
c
to
r
s
i
n
f
l
u
e
n
c
in
g
d
e
c
is
io
n
o
f
s
m
ar
t
p
h
o
n
es
r
eas
o
n
ed
t
h
at
n
e
w
i
n
n
o
v
at
i
o
n
el
e
m
e
n
t
s
w
er
e m
o
r
e i
m
p
er
at
i
v
e t
h
a
n
t
h
e
s
i
ze
.
A
r
ev
i
e
w
d
i
r
ect
ed
by
o
n
N
ok
i
a
L
um
i
a
s
m
a
r
t
p
hon
e
de
m
ons
t
r
a
t
e
s
t
h
a
t
[
8
]
C
o
nne
c
t
i
vi
t
y
t
hr
o
u
g
h 3
g;
W
i
-
F
i
,
a
n
d s
o f
or
t
h a
r
e
t
oo
t
h
e f
ac
t
o
r
s
t
h
at
ar
e t
h
e e
s
s
e
n
t
i
al
n
eces
s
i
t
i
es
t
h
at
ar
e ex
p
ect
ed
b
y
p
eo
p
l
e.
A
r
e
v
ie
w
w
a
s
d
ir
e
c
te
d
b
y
o
n
F
in
n
is
h
[
9
]
b
u
y
er
s
w
h
at
'
s
m
o
r
e,
t
h
ei
r
ex
p
ect
at
i
o
n
t
o
g
et
s
m
ar
t
p
h
o
n
es
a
nd
t
he
f
a
c
t
o
r
s
i
nf
l
ue
nc
i
ng
c
ha
n
ge
o
f
s
m
a
r
t
p
ho
ne
s
.
A
c
c
o
r
d
i
ng t
o
t
hi
s
t
hi
n
k a
b
o
ut
,
t
he
r
e
w
e
r
e
s
ur
e
f
u
n
d
a
m
en
t
a
l
f
act
o
r
s
l
i
k
e b
r
a
n
d
,
co
s
t
,
p
r
o
p
er
t
i
es
an
d
i
n
t
er
f
ace
w
h
i
c
h
i
n
f
l
u
en
ce
s
h
o
p
p
er
d
eci
s
i
o
n
o
f
s
m
ar
t
p
ho
ne
s
.
A
s
i
nd
i
c
a
t
e
d
b
y t
he
r
e
vi
e
w
l
e
d
b
y,
o
u
t
l
i
ne
o
f
t
he
p
ho
ne
s
[
10
]
,
(
f
o
r
e
x
a
m
p
le
,
s
i
m
p
lic
it
y
,
p
le
a
s
a
n
t
ap
p
ear
an
ce,
s
t
r
i
k
i
n
g
n
at
u
r
e,
i
n
f
l
ex
i
b
i
l
i
t
y
,
co
l
o
r
f
u
l
n
es
s
a
n
d
s
o
o
n
.
,
)
ar
e cr
i
t
i
cal
f
act
o
r
s
i
nf
l
u
e
n
c
i
ng
s
h
oppe
r
de
c
i
s
i
on
of
s
m
a
r
t
p
h
on
e
s
.
A
g
r
e
e
i
n
g t
o
[
11
]
u
s
ef
u
l
n
es
s
i
s
t
h
e
m
o
s
t
cr
i
t
i
cal
f
act
o
r
i
n
f
l
u
e
n
ci
n
g
s
h
o
p
p
er
d
eci
s
i
o
n
w
h
ile
s
tr
e
tc
h
t
h
a
t p
r
o
d
u
c
t tr
a
it
s
l
i
k
e
f
act
o
r
s
a
n
d
f
eel
ar
e
m
o
s
t
v
i
t
al
w
h
i
l
e p
i
c
k
i
n
g
a cel
l
p
h
o
n
e.
N
a
i
r
L
R
e
t.
a
l.
[
1
2
]
I
n
t
h
i
s
pa
pe
r
,
a
c
l
ou
d
ba
s
e
d f
r
a
m
e
w
or
k
f
or
c
on
t
i
nu
ou
s
f
oc
u
s
e
d o
n
pu
bl
i
c
i
z
i
ng i
n
v
i
e
w
o
f
t
w
e
e
t
a
s
s
e
s
s
m
e
n
t i
n
v
e
s
ti
g
a
tio
n
is
o
u
tlin
e
d
a
n
d
a
c
tu
a
liz
e
d
u
t
ili
z
in
g
t
h
e
e
n
o
r
m
o
u
s
in
f
or
m
a
t
i
on
h
a
n
dl
i
ng
m
ot
or
A
p
a
c
h
e
S
p
a
r
k
,
u
s
i
n
g
its
s
p
illi
n
g
lib
r
a
r
y
.
A
p
p
lic
a
tio
n
i
s
i
n
te
n
d
e
d
to
a
d
v
a
n
c
e
s
tr
a
te
g
ic
a
ll
y
p
itc
h
i
n
g
a
n
d
g
iv
e
b
e
tte
r
c
lie
n
t b
o
ls
te
r
[
1
3
]
.
T
hi
s
p
a
p
e
r
c
o
ns
i
d
e
r
s
t
he
p
r
e
m
i
s
e
p
r
e
r
e
q
ui
s
i
t
e
s
o
f
s
e
nt
i
m
e
nt
m
i
ni
n
g t
o
i
nve
s
t
i
ga
t
e
t
h
e p
r
es
en
t
p
r
o
ced
u
r
es
u
s
ed
t
o
b
u
i
l
d
u
p
a c
o
m
p
l
et
el
y
f
l
ed
g
ed
s
y
s
t
e
m
.
I
s
f
eat
u
r
es
t
h
e o
p
en
d
o
o
r
s
o
r
a
r
r
a
nge
m
e
nt
a
nd
r
e
s
e
a
r
c
h o
f
s
uc
h
f
r
a
m
e
w
o
r
ks
.
1
.2
.
C
on
c
e
p
t
u
al
F
r
am
e
w
or
k
an
d
F
or
m
u
l
at
i
on
of
Id
e
a
A
u
t
h
o
r
u
t
i
l
i
zes
i
n
f
er
en
t
i
al
e
x
a
m
i
n
at
i
o
n
,
f
o
r
ex
a
m
p
l
e,
co
r
r
el
at
i
o
n
,
an
a
l
y
s
i
s
o
f
d
i
f
f
er
e
n
ce
an
d
r
el
ap
s
e
t
o
r
eco
g
n
i
ze t
h
e
s
i
g
n
i
f
i
ca
n
c
e o
f
b
r
an
d
p
i
ct
u
r
e a
n
d
b
r
an
d
d
ed
i
cat
i
o
n
i
n
c
u
s
t
o
m
er
b
u
y
g
o
al
[
1
4
]
a
nd
f
u
r
t
h
er
m
o
r
e t
o
co
m
p
r
eh
e
n
d
t
h
e
m
ar
k
et
p
at
t
er
n
an
d
b
u
y
er
i
n
cl
i
n
at
i
o
n
s
i
n
t
h
e b
u
s
i
n
es
s
t
o
l
i
f
t
d
eal
s
.
R
a
h
i
m
A
e
t.
a
l.
[
1
5
]
o
u
tc
o
m
e
d
e
m
o
n
s
tr
a
te
s
ite
m
h
ig
h
li
g
h
t
s
,
m
a
r
k
n
a
m
e
a
n
d
s
o
c
ia
l
i
m
p
a
c
t h
a
v
in
g
e
x
tr
a
o
r
d
in
a
r
y
r
e
la
tio
n
s
h
ip
b
et
w
ee
n
t
h
e
m
.
I
t
d
i
r
ect
ed
P
ear
s
o
n
co
r
r
el
at
i
o
n
co
e
f
f
i
ci
en
t
t
o
k
n
o
w
n
acq
u
i
r
i
n
g
g
o
al
o
f
P
D
A
.
C
r
e
a
to
r
u
til
iz
e
d
U
T
A
U
T
(
U
n
if
ie
d
h
y
p
o
th
e
s
is
o
f
a
c
k
n
o
w
le
d
g
m
e
n
t
a
n
d
u
tiliz
a
t
io
n
o
f
in
n
o
v
a
tio
n
)
to
r
es
ear
ch
b
u
y
e
x
p
ect
at
i
o
n
o
f
c
el
l
p
h
o
n
e.
L
u H
e
t.
a
l.
[
1
6
]
c
l
i
e
nt
s
i
n a
c
q
ui
r
i
ng
ve
r
s
a
t
i
l
e
d
i
ve
r
s
i
o
n a
p
p
s
.
F
i
r
s
t
l
y
f
ille
d
p
o
ll r
e
v
ie
w
la
s
t
l
y
d
ir
e
c
te
d
q
u
a
n
tita
ti
v
e
m
e
a
s
u
r
a
b
le
e
x
a
m
in
a
t
io
n
.
T
o
k
n
o
w
s
h
o
p
p
e
r
c
o
n
d
u
c
t to
w
a
r
d
s
b
u
y
i
n
g
o
f
s
m
ar
t
p
h
o
n
e cr
eat
o
r
t
ak
en
j
u
s
t
t
h
es
e
f
i
v
e co
m
p
o
n
en
t
s
p
r
i
ce,
p
r
o
d
u
ct
f
eat
u
r
es
,
b
r
an
d
i
m
ag
e,
d
u
r
ab
i
l
i
t
y
a
n
d
af
t
er
d
eal
s
b
en
ef
i
t
an
d
co
n
n
ect
ed
co
r
r
el
at
i
o
n
,
m
u
l
t
i
p
l
e r
el
ap
s
e an
d
d
i
r
ect
ed
d
ep
en
d
ab
i
l
i
t
y
t
e
st
[
1
7
]
.
R
e
s
u
lt i
n
d
ic
a
te
s
s
tr
e
n
g
t
h
a
n
d
co
s
t
i
s
p
r
i
n
ci
p
l
e f
act
o
r
.
L
eas
t
co
r
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K
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[
1
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P
C
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va
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2
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R
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M
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t
h
o
d
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g
y
S
u
mma
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y
[
2
3
]
T
h
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f
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C
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if
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tio
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3.
R
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LT
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A
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