I have already received one preappoval (without him pulling hard credit yet, but do have excellent credit), however, I do not want to just put all my eggs in one basket without comparing other options.

Off market & low hanging fruit.

This is what you should do first, the low hanging fruit, to get your property exposure to insurance bookings.Submit your property to relocation companies, like CRS, ALE Solutions, Alacrity.

Off market & low hanging fruit.

Unless I can tell its going to be a fruitful call as in the person writing has given me some interesting detail that I want to learn about.

I am a proponent on being on multiple platforms and not just putting all your eggs in the Airrbnb basket, but talk to both options and see what works best for you! 

Which means seller and buyer can use you to connect them, and happily cancel the contract to consume all the fruits of your labor for free.

This is low-hanging fruit in any inspection objection process and if you had your own (competent) agent, that's exactly what they would advise you to do.

You can also see if they have any co-signor that is a United States Citizen.Typically, renting to students or international students can be fruitful as they're focused on acquiring their education and can be good tenants.

This is normally the low hanging fruit and when they dismisses you, you will turn your attention to raising from randoms spending more money on filing as a 506(c).