If your debt to income ratio is good, you can control a $700-800k asset with $50k.

A business bank account can be used to separate your business income and expenses from personal income.

Firstly, it often generates higher rental income compared to long-term leases, particularly in desirable locations or during peak seasons.

But move into a retirement "job" for Sean. 

Review your prior year income statement.How did your year go?

You rent it for one year and create a successful STR business that shows a trailing 12 month net income of $75,000.  

Based on a quick answer from Perplexity it seems like there would be no issue with you buying the home and collecting passive income, but you may not be allowed to manage it yourself since that is considered active work.

What I found was, yes it was nice have additional income, but each project seemed to always interfere.

After selling one and using a 1031 exchange to buy a fourplex in Chicago, he reduced his interest burden by 20% while boosting his net incomes by $1,500 per month.

Hopefully they have enough income without the rent to qualify.