If not, you'll likely need to sign at the US consulate/embassy... and those appointments often need to be scheduled well in advance.

I’d love to hear your thoughts, experiences, or advice on this approach.Thank you in advance for your insights! 

Thanks in advance.

Thank you in advance for your help. 

We have provided everything needed from us when asked but we keep getting one off requests from our lenders vs just ask in for what is need upfront.Thanks in advance!

Your screening is limited to ONLY what RentRedi thinks should be part of the screening process, and rent payments...well, you will be reported to the IRS for the fees RentRedi charges..and RentRedi will not give you their W9 to write those off as an expense.

Try to buy “blocks of time” in advance?

Thanks in advance

Thanks in advance for your help!

You will want to fully understand the tax reporting burden you will face.