Coworker and I stumbled across a few in the Smokies this week. They weren't very big yet but it didn't stop me from eating this one.
From what I've heard and read, morels have very specific environmental requirements and everyone seems to have a different opinion of what those requirements are. Your best bet at growing morels is going to be some sort of spore slurry and pouring it around suitable places on your property. Try something like this guy:
https://m.youtube.com/watch?v=lTFugHA2WaI