While Track-It does not include a "Groups" feature as so, it is possible to create Technician groups in track-it! through this clever trick
Technician Groups in Track-It!
Yii on Centos 6 Linux (64 bit) Installation
I looked around and found a lot of people talking how fast is the Yii on Centos 6 Linux installation. So I decided to give it a try. Here is my installation process