Best settings for gaming with msi afterburner

[Cracklr]

I have a gtx 970 and recently downloaded msi afterburner but have no idea what to do with. Any suggestions for best setttings for my card while gaming

 

[Dunlop0078]

Lots of stuff to cover. I would read a guide or watch a video, I linked a decent overclocking tutorial below.

https://www.youtube.com/watch?v=vUEMS-B1Siw&t=59s