This is in addition to the legal fees, servicing, FPI insurance, etc. 

Is anyone aware of legal issues around asking what their plans are for income once the baby is born?

they might affect your home especially if it is already adjacent to a denser zoned area.If the home has a verifiable history of use as a duplex it may be grandfathered legal.   

I have a copy of his, but I haven't used it yet.You'll want a legal professional who is an expert in this stuff to look over the note and help you figure out the notarization and other filing steps.

Would it violate any tenant rights or state laws to simply offer the tenant a renewal contract as the new owner or a notice to vacate knowing it legally has no claws and teeth?

When you start messing with the actual language of the lease, you run the risk of putting something in there that isn't legal or at least hasn't been vetted by the attorney that originally drafted it.

We have our ordinance laws specifically written to make all legal responsibilities fall back on the property owners, not the tenants.

What are the legal implications?

As long as you are renting it yourself, and its a single family home, I believe you can reject any animals.FAQ #7 – When can a landlord legally reject an ESA?

@Colleen Ferrari talk to @Brian Eastman he is the main person in setting up self directed retirement investing accounts and how to free up that money for investing legally.