How do you find the right offer so you don’t compete with the big dogs?

I found this quote from IAmAtilla and now I’m worried about jumping into generic offers given to me by an AM. “small affs will discover the best of these offers after we done volume and it appears on the top revenue report of CPA networks like ClickDealer, but chances are by then its too late.” Is the goal starting out to run these offers to smaller geo’s that they wouldn’t go after?

I found some great advice from Vortex but would love for someone to expand on it.
“Use spy tools to get an idea on what’s running well on your traffic type and geo. If for example for pop traffic, you’re checking Adplexity Mobile and see that for Geo ...