A. Increases battery life
B. Better Bit Error Rate (BQRE)
C. Higher strength
D. Increased bit rate
E. Better voice quality

A.Increasing the number of available frequencies.
B.Introducing double BA-lists
C.Implementing half-rate vocoders.
D.Going from a 4/12 to a 3/9 reuse pattern.
E.Splitting cells.