PG county doesnt allow them at all. 

I own a rental in both PG county and Baltimore.

If its being given to an entity then you should also get a PG.

I am pretty sure that you can find properties in Columbia that rent for at least 2% of what you pay.Here is a realtor.com search for homes under $50K: http://www.realtor.com/realestateandhomes-search/Columbia_MO#/pagesize-50/pg-1/price-2-50000Keep looking.

No PG required just provide your FEIN.

It seems that the value of a lot of the properties up there are not necessarily based on comps but how much the tenant is paying.As a side note, this company recently pulled out of Baltimore and is working in PG County.

., Montgomery, Ann Arundel, PG and a few other Maryland counties.

If you are more adventurous you can go north to Baltimore, and to southern PG county and hit the 2% rule or higher.Also you say you ignore appreciation...while I think that may be a good idea on the early properties, as you need that cash flow basis...appreciation is how you really build wealth.  

I am located in PG county Maryland.

A form of house hacking my neighbors and friends have done in the District of Columbia and in PG Co are the following:Roommate in the house: This is what I did for about a decade until I got married.