There are eight things to set on your Quick Select to get optimum use. They are as follows.

The PDA
The Shock Rocket/Electro Rocket
The Laser Tracer/Optical Maser Array
The Static Barrier
The Hive Mine/Killer Bee Mine
The Sniper Mine/Deadeye Mine
The Lancerator/Dual Lancerators
The Mootator/Armoogedon