You set your screening standards based on the class of your property.Unless you specifically want welfare tenants in which case you adjust the screening. 

My advice is to speak to a few local HMLs and ask them for their rehab estimate spreadsheet, which most should be happy to provide.FWIW, based on my assumptions above, you can’t pay more than around $480k for this property.

While you're talking with bank find out if your next purchase would be based on your DTI ratio or if it would be based on the debt service coverage ratio of the prospective property.  

DSCR loans are based off of down payment, credit score and either actual or market rents so it helps to supercharge an investor's real estate goals and net worth.

They usually pull your credit but lend based on the income potential of the property. 

As an individual landlord, especially one managing remotely, it might be challenging to secure similar terms.Payment Trust: Vendors may also be hesitant to extend credit or prioritize someone they are unfamiliar with, particularly when the owner is based internationally and payment assurances are less certain.Real-Time Issues: Handling urgent maintenance or unexpected issues can be cumbersome without a local presence.

Pay the bill yourself, then reimburse yourself by charging the tenants based on a formula.

Good deals are based on market conditions, rents, skills, time, and your capital investments among other factors. 

Not to mention, inability to refinance out all of your  initial capital is not merely LTV based.

Do you see the lack of fact/data based decision making here?