What documents do they require, what credit scores do they allow, how do they verify previous rental history, etc.?

Also consider all lenders will require to review your insurance when underwriting a loan and it's likely a violation of your existing loan documents to let the properties go uninsured even if they didn't require insurance escrows. 

In order to do this you need to have deal flow and you need to know 1) How to recognize a good, profitable deal, 2) How to put together funds quickly to buy the deal before someone else does and in such a way where you are protected and the deal is protected, 3) How to run the project so that you follow the budget and don't overspend or overbuild, 4) How to attract an end buyer or a renter and which documents to use to protect yourself and the buyer, 5) If you are going to keep the property then you need to know how to set up the property from the start to best help you in the refinance later, and 6) You need to know how you are planning on managing the property from the beginning in order to make sure it will be profitable at the end.

If they say "No" then ask them to support that with documentation to avoid a boiler plate response. 

Since this approach relies primarily on true documentation rather than estimates, it is typically the most accurate.

All of the official documents I've found so far point to the national FHA requirements as their source.

Are you researching this yourself or asking your borrower to provide documentation to support this?

We use an emr known as synkwise to document patient and business related issues such as compliance issues and certifications for our caregivers.

Top 3 reasons owners hire PMCs:1) No time to manage correctly2) No time to learn how to manage correcly: laws, documents, processes, etc.3) They're too nice and need someone to "save them from themselves"A good PMC can usually earn their fees by better managing the property/tenant than the owner, thereby:1) Increasing owners net profit2) Decreasing owner's time commitment, stress, headaches, etc.No matter what though, you should always plan to commit a couple of hours a month to manage your PMC.

What documents do they require, what credit scores do they allow, how do they verify previous rental history, etc.?