Video: Auto Focus Vs. Manual Focus
 

The most common question I get is "How important is it to use Auto Focus Vs. Manual Focus".

Here is a short 1 minute video that will help aid you in understanding Auto Focus Vs. Manual Focus.

Video - 4mb

RE: Video: Auto Focus Vs. Manual Focus
 

I NEVER use auto. Worse case scenario, when I'm not sure where the action may come from, I set manual to infinity. It'll almost always be usable until you can get where you need to be.