It takes special kind of seller for this sort of deal.Are you providing your seller with the over market rental income and making sure that buyer pays operating expenses for the option period?

You might consider Niche or Specialized Housing like student housing.

Here you will meet wholesalers who provide deals and all the cash buyers (rehabbers) you will need.Couple good reads 9 Reasons You Couldn't Find A Buyer For Your Wholesale DealDon't Start Wholesaling Until You Read This: Wholesale Advice from a Fix and FlipperHow to Start Wholesaling: Getting Past The Education and Into the FieldYou might consider Niche or Specialized Housing like student housing.

Here you will meet wholesalers who provide deals and all the cash buyers (rehabbers) you will need.Couple good reads9 Reasons You Couldn't Find A Buyer For Your Wholesale DealDon't Start Wholesaling Until You Read This: Wholesale Advice from a Fix and FlipperHow to Start Wholesaling: Getting Past The Education and Into the FieldYou might consider Niche or Specialized Housing like student housing.

described and refinance quickly,,you only have 6 months (I believe this only applies to 5+ mortgages).If you are refinancing sometimes you have a waiting period, but I have only seen 3 months seasoning required, to refinance,,two totally seperate things.Talk to a mortgage broker that specializes in working with investors ,,they will walk you through it.My broker told me of someone that thought they had to wait 6 months after cash purchase and now have to get a commercial loan

A single member LLC has no effect at all on taxes, unless you elect special tax treatment.

You're welcome @Lisa Perez PM me if you're still interested and I'll put you in touch with my accountants who specialize in cross-border accounting. 

And as an agent you already know that there are macro issues as well like the surrounding neighborhood, future development, zoning, easements, condition of the property, etc. that all can nudge the value one way or another.And once you've done all that then take a quick look at the type of deed the property has, whether there are any liens on it, any special or upcoming assessments and are the taxes current.

A special thanks to @Joshua Dorkin and @Brandon Turner for the great podcast I'm on # 78.

There are companies that specialize in such things usually working with defaulted debtors.