<s>
The	O
PalmPilot	B-Application
Professional	I-Application
is	O
a	O
personal	B-Application
digital	I-Application
assistant	I-Application
.	O
</s>
<s>
While	O
the	O
PalmPilot	O
was	O
released	O
March	O
10	O
,	O
1997	O
as	O
an	O
updated	O
version	O
of	O
the	O
Pilot	B-Application
5000	I-Application
,	O
there	O
was	O
delayed	O
general	O
availability	O
of	O
the	O
Professional	O
model	O
in	O
the	O
marketplace	O
.	O
</s>
<s>
It	O
was	O
marketed	O
with	O
a	O
compact	O
design	O
,	O
a	O
back-lit	O
display	O
and	O
the	O
ability	O
to	O
quickly	O
connect	O
to	O
a	O
Microsoft	B-Application
Windows	I-Application
or	O
Macintosh	B-Device
personal	B-Device
computer	I-Device
.	O
</s>
<s>
Various	O
third	O
party	O
applications	O
,	O
such	O
as	O
,	O
enabled	O
connecting	O
to	O
various	O
messaging	O
systems	O
,	O
including	O
most	O
popular	O
instant	B-Application
messaging	I-Application
services	O
.	O
</s>
<s>
Operating	O
System	O
:	O
Palm	B-Operating_System
OS	I-Operating_System
2.0	O
,	O
upgradeable	O
to	O
Palm	B-Operating_System
OS	I-Operating_System
2.0.5	O
with	O
1MB	O
or	O
Palm	B-Operating_System
OS	I-Operating_System
3.0	O
if	O
2MB	O
memory	O
upgrade	O
is	O
installed	O
.	O
</s>
