Structurally, the property is in pretty good shape EXCEPT one problem that I cannot properly assess: the plumbing will not hold pressure.

Legal or not if you put the wrong tenants inn your property with out proper (VETTING) it's your fault and if your real estate agent agent puts in a bad tenant it's also your fault.

if you have proper team you can self manage. are you local to the area?

If you are purchasing something that is extremely  high value, consult with an attorney and get the proper entity for your specific use. 

Quote from @Frank Floresnk Flores: Hi Helena, id recommend reaching out to@Wale LawalHe specialized in working with out of state investors and will be able to properly guide you. 

Durations of 31+ days aren't subject to those rules, so that might be worth considering.

I followed the instructions on proper tenant screening and made sure the description and requirements were appropriate. 

I know its mean to say that people who do their own contracts get what they deserve, but you must know that if you are paying a couple hundred thousand dollars for something it just might have been worth spending $600 on a lawyer to do a proper contract for you.

The fact that a tenant is complaining online might be an indication the property manager dealt with them properly so be sure to ask the manager for their side of the story.7.

Make sure HVAC systems are working properly and that windows are insulated and free from drafts.