Minoan does charge you once they put in the order, so it is not for free.

Monthly operating costs vary between €150-250 based on the amount of work and the type of accountant office you would choose to work with (those focused on foreigners usually charge more).It is true that in general this is higher than in many other countries.It is the first time I have heard about the possibility of a virtual office from out of an LLC.

You might check with your Self-Directed IRA Trust Company/Custodian, they might have a brokerage connection capability where you can setup a brokerage account tied to your IRA, then you can with that brokerage to invest in various public market investments, in some cases stocks, mutual funds, ETF's, treasuries, and CD's.

It comes down entirely to your ability to commit to the deal and close it on time.

Owners were charged an assessment (several thousand dollars) in 2023 to put into reserves, as per the new rules after the Surfside collapse.

That makes a big difference in the answer to what Charles eloquently referenced regarding confidence in your ability to close. 

You may not have done your subject to purchase in a way that protects their future ability to borrow.

Plus new folks do a very poor job of screening the buyer for Ability To Repay (ATR) which involves pulling full doc and calculating the borrowers DTI, honest income, honest debt payments, prior debt payment histor (FICO) etc etc.Plus shockingly (or shocking to sellers) if you bought this investment house, fixed it, then are selling with financing you are selling "inventory" and y9ou owe taxes on the gain in the year of sale, you are NOT able to use installment sale to spread out paying taxes. 

It is a fairly signinificant set up fee and monthly charge. 

So I would continue to hold the property - but I would be sure not to miss the ability to exempt the gain - so be sure to sell within 5 years.