How To Play 4 Basic Drum Set Rock Beats

This video tutorial teaches how to play four different rock beats on a drum set. It starts with an easy rock beat using quarter notes on the hi-hat and alternating bass and snare drums. The tutorial progresses to a basic rock beat with 8th notes, then adds an extra bass drum, and finally incorporates an extra snare drum. The video emphasizes the importance of hand separation in drumming.

Describe how the last beat learned incorporates an extra snare drum.

What is emphasized as important when playing the drum set?