Overall, if I had to pick which was tilted more in favor of the tenant, so would have to say MA.

If funds are going into passive deals, then you're probably looking at low/mid-single digits (unless borrower/deal is questionable) which isn't anything to get excited about.Have you considered partnering with somebody who operates and a more favorable market or looking at being a passive investor in syndications?

Carefully examine the experience and character of the sponsor and you'll tilt the risk curve in your favor.

. - is just a "bucket" that can filled be with assets that can grow at an accelerated rate due to favorable tax treatment. 

https://www.biggerpockets.com/member-blogs/9145/79026-why-i-favor-passive-vs-active-investingHere's a top 5 reasons I like to invest in large MF properties which cite scale and forced appreciation.https://www.biggerpockets.com/member-blogs/9145/53820-why-i-like-investing-in-large-apartmentsI also like large apartments since they scale better and can take advantage of forced appreciation. 

Solely investment is treated less favorably then Owner occupied.

Do yourself a favor and take action.

As far as financing goes, most banks will require 20% down and private lenders and or hard money lenders are definitely more flexible on down payment requirements but rates and terms will be less favorable (especially hard money).

Would a court rule in favor of the tenant (in terms of either her suing us for filing a security deposit claim > $350 or in the eviction process)?  

Being in favor of Mobile Home Parks - I know that if I had a million to invest, I would look for a nice quiet senior MHP to invest in!