This bank specializes in investment properties rental 30 year and fix and flips. 

Most 1% agents specialize in investors and understand our world.

There may be special assessments which change the rate slightly.

Just make sure they specialize in tax and have significant experience dealing with real estate investors.Here is a great list of questions to ask a potential accountant: http://www.biggerpockets.com/forums/51/topics/70447-questions-to-ask-a-cpaAlso check out the www.NAEA.org page in your search.

For instance, you can be on a coastline where some of your property is actually AE but the building is in the portion X (high enough to not be in special flood hazard area), then you likely won't be required to purchase flood insurance to get the loan.  

If price is an issue you might go for boiler plate with special stips added on for the PSA.Now some sellers want you to go straight to PSA right away but then you are paying your attorney fees without validating the property first and could be wasted money.No legal advice given. 

Sounds like you specialize in running these larger campaigns.

I keep hearing about people doing like 50+ a year, but they never mention getting in trouble for it or needing anything special.

Most of us interview many, many banks to find one that specializes in Investment Properties. 

The DST real estate providers (sponsors), who possess the special expertise in managing commercial real estate, perform the functions of overall asset manager and investor relations management.