One side claims that their interests were not being looked after.

Not that I would do all of the rehab work myself, because that would take way to long while working full time, but because I feel I have a good idea of what it takes to complete renovations and different types of projects.  

My first property was a complete and total disaster! 

1) wait until beginning of 2019 … complete and  file tax return making sure you make your net income as large  as possible 2) possible to  add a co borrower to the property that  would allow a loan now ?

@Carl Fischer do you live off of your rental income completely, or do you pay about 40% because that is your personal tax rate from some other job?

Is their complete analysis “MFR=good investment”?

Insurance companies, and this includes umbrella policies, will deny or challenge your claim especially if the damage / claim is high and based on negligence or any fault of your's, READ your small print and don't think you are so good at landlording that accidents won't happen.

You cant have construction drawings unless you have a civil engineering company with you and you cant have a engineering company with you unless you have a property under contract ..So, i would put that property under contract and then start engaging an architect to get a layout/construction drawings and once that is completed .. close on the land .. 

My tenant, who is moving out in about a month, has asked me to complete the following repairs.

It can be a complex subject and few here can give you the complete picture. i always use an LLC to hold property.