What is time evaluation??

Hi Experts,

Someone kindly explain me what exactly will time evaluation do?? ie Why do we use time evaluation?

Is it used with -ve TM or +ve TM?

If used with -ve TM, what is its use( ie what is the use RPTQA00 report)? What difference does it make?

What about +ve TM?

Thanks in Advance,

Susmi