If they are looking for a cash only deal then there are a few ways to work around that and I'll be more than happy to explain.

I would not seek a private lender first, but would talk to a bank and explain your strategy.

I know, and I wouldn't be objecting if it was just the account transfer thing.

See this as a great opportunity you can talk to your mortgage company and explain your situation, I am pretty sure they would rather have you rent out the home and pay your mortgage regularly than foreclosing because you could not pay. 

Think how you will explain this to a judge in the event that you have to evict.

They also have a packet that explains the requirements for converting legal use from two to three, which I believe includes adding a sprinkler system.

Oren,What you have said above is correct as to the way it has been explained to me, by 3 separate CPAs/Attorneys that I have various business with.

That can be an issue sometimes, especially if the wholesaler didn't explain everything to the sellers. 

If you send me a message I can send you his contact information.He would also be able to really explain the relationship that you're talking about.Talk soon,William Lees Jr

After you settle, introduce yourself to the tenants as the property manager and explain that the new owner requires all tenants to fill out an application and sign your lease.