We had a guest we inherited from the previous owner who stole and pawned all our TVs which eventually we got back from the pawn shop.

Economies of scale and lessening work load with a larger asset.3.

If the sister's had died, their heirs could have inherited their share of the property.Luckily in that case the sister's were alive (in their 80s) and were willing to sign that they sold the property 50 years prior clearing up the issue.

The 1031 exchange lets you transitiona your portfolio at will bits at a time which lessens risk and keeps the essence of who you are as an investor.  

The owners had inherited the home from a relative that had passed away.

@Brian Warren  Were the 2 bad tenants inherited or did you place them? 

I personally don't want to inherit any tenants in any SFH I buy. 

I received a large inheritance around a year ago and I've been brainstorming ways to make it grow, mainly in real estate.

I purchased a rental property earlier this year (my first rental purchase) with inherited tenants.

Self-rehabbed one unit, second unit remains unupdated with inherited tenant still in place.