But in terms of the company you asked about a quick search shows there are a lot of people that are not happy with the service. 

We have a shortage of qualified applicants and conventional renters, which was created over Covid 19.

Use the top three or four discriminators so applicants can screen themselves.Then you need to have clear screening criteria yourself.

Is your DSCR ratio greater than 1-meaning are you cash flowing (according to the lender's criteria of mortgage, property taxes and insurance (and HOA) if applicable).

It does many things to help you with Tenant placement like marketing, application collection and screening. 

I'll add a few more things that can have a huge financial impact: required reserves, LTC (loan to cost), application or other upfront fees, and prepayment penalties.As a fellow flipper, I think it's important to have reserves, but they shouldn't be required as part of your funding.

.: I have an applicant who's going through a rental screening process A.T.M.

Here's a list of things to track:- Formal lease application- Formal signed and executed lease specific to your state- Payment history (I recommend using online rent collection like Apartments.com, RentRedi, etc)- Maintenance requests and receipts- Accounting for all rental-related expenses (repairs, utilities, etc) The more you treat it like a business, the more helpful you are to your CPA come tax time. 

I’m trying to find a way to get her SSN, any service that provides the SSN search?

Is your DSCR ratio greater than 1-meaning are you cash flowing (according to the lender's criteria of mortgage, property taxes and insurance (and HOA) if applicable).