If you're living in it now, you'll probably be required to have a signed lease in place as well as proof that first month's rent/security deposit were collected in order to get a DSCR loan (they're business purpose loans and don't allow owner occupancy).

Perhaps you can provide a funds tracking and proof of funds to your investor.

If one of you were to provide proof of hours, income, and activity then could qualify you in the near future.

They have a system, team, and their own contracts, and also provide proof funds, even the EMD. 

Most states allow you to hire your own adjustor to come up with your own damage amount and then argue with the insurance company about.The insurance company will want to see the signed lease, proof of funds the tenant paid and confirmation the utilities were on and preferably in the tenant's name.

Many borrowers file this form as an exclusion to their US federal taxes as they may have been taxed by the country where they are earning the income.Required Documentation for Foreign IncomeWhen it comes to processing foreign income for a loan, documents required may include:» Most recent personal tax returns» History of receipt» Proof of continuance of foreign income earnings» Conversion of the income from the foreign currency to US dollarsThese documents must be translated or completed in English so that a loan reviewer can properly evaluate the information provided.Fannie Mae & Freddie Mac GuidelinesIncome from Foreign SourceIncome from foreign sources must be reported on the borrower’s most recent U.S. individual federal income tax returns.

They will have proof you requested the service, so as long as the charge is reasonable it should stand up in court if you tried to evict for nonpayment or something like that.

A savy agent sensing a situation like that might simply ask for proof of funds before showing the house which a nosey neighbor is unlikely to have.

Some towns even require a driver's license showing proof of address in that town in order to park overnight (impossible with MTR).

Quote from @Raghavendra Jakkani: The tenant should provide proof of income that doesn't require detective work.