<s>
In	O
email	O
technology	O
,	O
IDLE	O
is	O
an	O
IMAP	B-Protocol
feature	O
described	O
in	O
that	O
allows	O
a	O
client	B-Protocol
to	O
indicate	O
to	O
the	O
server	B-Application
that	O
it	O
is	O
ready	O
to	O
accept	O
real-time	B-General_Concept
notifications	O
.	O
</s>
<s>
The	O
IDLE	O
feature	O
allows	O
IMAP	B-Protocol
email	O
users	O
to	O
immediately	O
receive	O
any	O
mailbox	O
changes	O
without	O
having	O
to	O
undertake	O
any	O
action	O
such	O
as	O
clicking	O
on	O
a	O
refresh	O
button	O
,	O
or	O
having	O
the	O
email	O
client	B-Protocol
automatically	O
and	O
repeatedly	O
ask	O
the	O
server	B-Application
for	O
new	O
messages	O
.	O
</s>
<s>
IMAP4	B-Protocol
servers	O
that	O
support	O
IDLE	O
will	O
include	O
the	O
string	O
"	O
IDLE	O
"	O
in	O
the	O
result	O
of	O
their	O
CAPABILITY	O
command	O
.	O
</s>
