Round kicks are often overworked and it can be very beneficial to drill the linear front and side kicks on the shield. Side kicks and spinning back kicks can be effective round kick follow ups as well.
MMA | Kicking
The whole concept of the preemptive strike is to hit the opponent before the opponent hits you. In a self defense situation, make it clear that you don't want to fight before engaging with the strike.
MMA | Bob | Self Defense