Congratulations on starting the process of becoming an investor!

@Aaron Bard- plenty of  lenders  offer  DCSR loans ...contact a  few  for  quotes ...also - dont  pay  any  lenders  at the beginning of the process 

Ultimately buying real estate without down payment funds is far trickier of a process.

Mortgage recasting, also known as re-amortization, is a process that allows homeowners to lower their monthly mortgage payments by applying a lump sum toward their principal balance.

Then start analyzing deals so you get comfortable with that process.

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.

Perform the same task in each app to ensure a fair comparison.Load a property with pictures and details.Market that property.See what your marketing looks like from the public's perspective.Submit a fake application to see how easy the process is.Run a credit/screening report on yourself.Enter a maintenance request, assign a vendor, and attach a fake invoice.Enter charges to the tenant's ledger.Enter recurring charges and automatic late fees.Sign documents electronically.Run owner reports.After testing a few apps, one should clearly stand out.

What this stems from is that the IRS requires that a taxpayer trace interest expense to the nature of how the proceeds are used. 

I say take a gamble for anyone in which its even possibly feasible for and trust they're process. 

A variety of things could have caused this.That said, what you've described above is not so untypical in terms of the steps of the process for a fix and flip loan.