what's the new in vbseo 3.1.0 Gold?

Hi There
i'm using vbseo 3.0.0, but what's the new in vbseo 3.1.0 gold?
is it better for google search?
my forum is arabic
and how to update from vbseo 3.0.0 to 3.1.0 gold?
should we pay money for the update?

Here is the announcement:
vBSEO 3.1.0 Released!

Note: You can also find a translated version in our Arabic forum.

thanx but there's no enough information in the arabic
do you think it will boost the traffic?
vbseo 3.00 is good for me

We improve every version, so I definitely recommend that you upgrade.

do i have to pay any for upgrade?

Only if your license is expired. Please check your license list here:
http://www.vbseo.com/downloads/