Most DSCR Lenders will require the property to be rented for a refinance (or if used as an STR for example, have some STR history)  You may be able to find an option for refinancing prior to leasing, but it will make it more challenging and will likely need a "good reason" more than just speed3.

Verifying last 2 years of rental history very important!

There are lenders who will let you pull out 75%-80% or so, possibly based on rents vs your own income if you don’t qualify that way, but their rates and fees will typically be higher than conventional loan products, and you may need rental history to go that route.

This was not on credit history but on chain of title. 

If your tenant has a history of failed payments, we permanently move to 3 day holds to ensure the funds are available.

Verifying last 2 years of rental history very important!

Digging into the history of the property will usually tell you that the name was recently changed to reflect that.

Verifying last 2 years of rental history very important!

Verifying last 2 years of rental history very important!

What documents do they require, what credit scores do they allow, how do they verify previous rental history, etc.?