If yes, how do the numbers look?

It might be best to hold off until you hear of other BP members who have experience with them. 

Do you offer the service of doing a cost segregation study?

I assume that's because its a relatively cheap project to finish a basement.

HA/ABB which do it automatically. 

However, some investors don't mind this strategy if they prefer not to put a lot of liquid in up front and plan to refi out within a few years of closing (which seems to be a great option with the talks of the FED reducing interest rates this year).It really comes down to investing in a growing market, in a good neighborhood & building a great team to support you.

They still owe the debt and it should treated as though they do.

It’s a great program, though it does come with some complexities.

You can learn to do this independently or get a rockstar REALTOR to lead the way.

I would do between 50-100% or original deposit amount.