Mostly people with minimal RE experience are adding a single ADU and they often make that choice based on cash flow without taking into account the negative equity position.  

@Dallas Smith, With some good running of the numbers by your accountant this can work. 

Bought a triplex in 2011 with all cash in my retirement account.

Comps do not lie, if she pulled similar ones then that's what it is but if the agent did not take into account the bedroom and lot size that would change the value.

If you have not done so already ....Time to invest in kick *** accountant and lawyer.   

That would be around $90,000 sitting in a savings account!

The company is in a huge crisis - he said the entire accounting department walked out while he worked there.

Understand the fees involved and calculate the total cost for an entire year of management so you can compare the different managers.

Computer or Smartphone, an internet connection, a blank Purchase and Sales Agreement, and Assignment Contract, an investor friendly title company or lawyer(depending on which one your state uses for closings), a bank account..

If they fail to comply, you may need to involve legal counsel or contact your state’s real estate commission.Hire a Reliable Manager: Finding a professional, responsive property manager is key.