I bought a few single family homes from my savings account, now that I wanna cashout refi them so I can move on with more purchases, I'm having difficulties getting them financed.

I've never failed a lead inspection and my customers have never had any difficulty getting their lead cert. 

Santa Barbara is a beautiful place to live (I went to school there), and I can understand the difficulties finding good deals.

You should have no difficulty finding a wholesaler to assist you in finding a property.

I have a client looking to do a 50k rehab on a home, and we are having difficulty nailing down a good contractor for the job.  

The only thing I found uncomfortable about was having to pay lot rent while renovating, not knowing if I'd be able to sell quickly or if the park owners would create more difficulties. 

How difficult is it to find houses that could be assigned to another investor  ? 

Where housing inventory will be extremely low at least in SoCal & Colorado Springs, and home prices don't decrease much.At least in California, Bruce Norris talks about the difficulties for new construction, causing inventories to remain low while population increases.This is going to be a different kind of downturn compared to the last cycle where I imagine the Real Estate side will be relatively unscathed.

I live/work in atlanta but invest in hall county.

Over the years I have been involved with several projects like this and have seen couples as much as get a divorce because of the related stress , expense, duration, and difficulty of the entire process.