<s>
Within	O
agile	O
project	O
management	O
,	O
product	B-General_Concept
backlog	I-General_Concept
refers	O
to	O
a	O
prioritized	O
list	O
of	O
functionality	O
which	O
a	O
product	O
should	O
contain	O
.	O
</s>
<s>
The	O
product	B-General_Concept
backlog	I-General_Concept
is	O
referred	O
to	O
with	O
different	O
names	O
in	O
different	O
project	O
management	O
frameworks	O
,	O
such	O
as	O
product	B-General_Concept
backlog	I-General_Concept
in	O
scrum	O
,	O
work	O
item	O
list	O
in	O
disciplined	O
agile	O
,	O
and	O
option	O
pool	O
in	O
lean	O
.	O
</s>
<s>
In	O
the	O
scrum	O
framework	O
,	O
creation	O
and	O
continuous	O
maintenance	O
of	O
the	O
product	B-General_Concept
backlog	I-General_Concept
is	O
part	O
of	O
the	O
responsibility	O
of	O
the	O
product	O
owner	O
.	O
</s>
<s>
A	O
sprint	O
backlog	O
consists	O
of	O
selected	O
elements	O
from	O
the	O
product	B-General_Concept
backlog	I-General_Concept
which	O
are	O
planned	O
to	O
be	O
developed	O
within	O
that	O
particular	O
sprint	O
.	O
</s>
<s>
The	O
agile	O
product	B-General_Concept
backlog	I-General_Concept
in	O
scrum	O
is	O
a	O
prioritized	O
features	B-Architecture
list	O
,	O
containing	O
short	O
descriptions	O
of	O
all	O
functionality	O
desired	O
in	O
the	O
product	O
.	O
</s>
<s>
Instead	O
,	O
a	O
scrum	O
team	O
and	O
its	O
product	O
owner	O
will	O
typically	O
begin	O
by	O
writing	O
down	O
every	O
relevant	O
feature	O
they	O
can	O
think	O
of	O
for	O
the	O
project	O
's	O
agile	O
backlog	O
prioritization	O
,	O
and	O
the	O
initial	O
agile	O
product	B-General_Concept
backlog	I-General_Concept
is	O
almost	O
always	O
more	O
than	O
enough	O
for	O
a	O
first	O
sprint	O
.	O
</s>
<s>
The	O
scrum	O
product	B-General_Concept
backlog	I-General_Concept
is	O
then	O
allowed	O
to	O
grow	O
further	O
throughout	O
the	O
project	O
life	O
cycle	O
and	O
change	O
as	O
more	O
is	O
learned	O
about	O
the	O
product	O
and	O
its	O
customers	O
.	O
</s>
