how come my sms doesn't look organized, unlike my friends' BB their SMS is conversation-ish like.. ang mine is just like a typical phone inbox
their BBs' inbox only shows the contact who sent the message..
how can i make my blackberry inbox look like theirs

to be exact this is how theirs looks like
Curve 8520 SMS-320128_254416831276706_100001251736340_783899_1982990857_n-jpg

and mine is just a mess
Help Me Please!!
Thank You Very Much