I understand some of the possible implications of making this move would be a likely higher interest rate and lower NOI on the new investment but would like to get additional feedback on what other things I should take into consideration with this possible move from those out there who might have some experience in this realm.

This.

Do NOT use beenverified for this as it rarely picks up everything.   

Hope this helps! 

I know out this way we have to design our project for 100 year storm events.

Baltimore County has several landlord support programs to help manage this issue, such as the Landlord Leasing Incentive​(HABC).

Insurance company is making me get a UL certified central fire alarm system for this 4 unit I bought in PA. 

This would be better than learning a large purchase may not help you tax-wise come filing time. 

Any thoughts on this? 

We actually just sold one in Smyrna this week!