My questions are:1  - How do you find a reliable corporate cash buyer to work with?

My process is almost identical. 

They are a platform that has no identity and doesn't really know what they are doing or who they are serving.

For instance, mismatched names, employment details, or salary figures should warrant further scrutiny.Urgency to Move In: Applicants who are unusually pushy about quick move-in dates may be attempting to bypass thorough checks.Reluctance to Provide References: Hesitation or refusal to provide contactable references from previous landlords or employers is a cause for concern.Cash Offers for Faster Move-In: Proposals to pay a significant amount up front, especially in cash, to expedite the moving process can sometimes indicate an attempt to avoid scrutiny.Unverifiable Identity: Difficulty in verifying the applicant’s identity through standard identification documents can indicate potential fraud.Tips to Mitigate Rental Application Fraud:Enhance Verification Processes: Implement stringent verification processes for employment, previous rental history, and identity.

That means that you can buy a house on the South side -- identical to one on the North side and in its doppleganger (save race) neighborhood -- for literally a $100,000 less than you can on the North side.

Ultimately, it's difficult to confirm the identity of the borrower. 

These methods include: Detailed Engineering Cost ApproachDetailed Engineering Cost Estimate ApproachSurvey or Letter ApproachResidual Estimation ApproachSampling or Modeling ApproachExperience or “Rule of Thumb” ApproachIt’s important to understand the differences between the approaches including which one best fits your property and the reliability of each approach.DETAILED ENGINEERING COST APPROACHThis approach compiles the costs from construction and accounting reports to build a report.

I also found that if you pay people cash every day it spurs them to return more reliably. 

When they apply is when you should confirm their identity.  

Specifically:How did you find a reliable supplier?