How would this be accounted for for general accounting and taxes?  

Current individual stock portfolio (non-retirement accounts) with holdings that might be volatile in the next few years (big tech & big oil). $51k is about 17% of the portfolio and gains on the stock holdings are already 100-200% (long-term).

Alternatively, you may want to consider switching to a platform that offers this level of transparency.Additionally, on both Airbnb and Vrbo, if you have access to the account, you can view the transaction history.

Have every detail spelled out, use an escrow account and daily updates verifying all parties are executing their responsibilities.

I think with it being newer accounts/investors they don't think of the specifics needed.

The deal is risky unless you know the market well, have experience executing this strategy, and have accounted for the quality of the asset and tenant. 

Proc. 2002-69, 2002-2 C.B. 831, for special rules applicable to husband and wife state law entities in community property states.I'm happy to answer or confirm any tax/accounting questions if you'd like

If you don't have a US-based bank account, I would get one as that's a requirement by most lenders.

Do you know if there is a service, monthly or annual fee for opening one of these accounts? 

I was heavy in RE but sold most in 2021 and appreciate the simplicity of a Vanguard TSM account as I head into the last 5 years before retirement.