Discussion of the politics and immigration policy needs to go into Off Topic, not here.  

That said the banks generally won't come after you as long as you keep paying and have a landlord insurance policy in place.

Say the PITI is about 700 a month (pretty conservative).

Since its a terrorist related incident I'm pretty sure that won't be covered under the building owner's insurance policy.

And they require having my auto policies as well, which is at a higher rate than my current carrier.

You'll want seperate title policies which means several title examinations and the closing company should give somewhat of a discount on multiple deals closed at the same time.The title company will take care of how the liens are perfected or filed.

Question for anyone and everyone:I am buying a triplex to owner-occupy and not sure what I should be looking for in a multifamily insurance policy.

Second; many advocate holding in your personal name for just a couple properties and having an umbrella liability policy to protect you.

Option 2: Does the first unit's rent pay for the PITI and your utilities?

If a guest overstays what is allowed by your guest policy, or another person just moves in, their status could change from unauthorized occupant to tenant under the eyes of the law if their occupancy is long enough and meets certain criteria.