The key with condo complexes is to do due diligence on each individual complex as far at whether they are warrantable, VA-approved, and whether they might be facing any upcoming special assessments or have issues with the state-mandated structural integrity studies and their reserves.

I am more than happy to share my preferred lenders that specialize in investment properties, home inspectors, contractors, landlord and builders risk insurance carriers, and CPA's that know to do cost allocation studies with my investor clients (that's how you know you have a CPA that knows real estate investing accounting).

What is a Cost Segregation Study & How Does it Work?

Documentation must be provided to prove the change in occupancy status​.Non-Occupant Co-Borrowers: A borrower who is a non-occupant co-borrower on another FHA loan may still be eligible for an FHA loan on a property they intend to occupy as their primary residence​.If you want to rent out your current home and you need the rent to offset your current mortgage payment to qualify for the new loan, you run into another set of FHA rules. 

For a group like this, even with experienced investors, you have to prove that you have that experience which can take some time, and on top of that they tend to need a certain experience threshold within a certain period of time (usually 3-5 years).

Consider doing a time study of where your time goes for your real estate business.

Be sure you have liquid funds to be able to withstand these expenses.3) Study the market for yourself. 

How would you still prove in that case that you sent it - to any address?

(My commercial deals are typically 5-30 unit buildings, not multiple hundred unit complexes)Some LOI terms to includePrice, transfer taxes, concessions, contingencies, study period, closing date.

Go study "rei data"!!