Bit of a wild situation here, at least to me and my lender; maybe it is more common than we think, not sure honestly.

Very common scenario for sure, if it'd be helpful to look at some options feel free to reach out!

Shortly after closing, I discovered that the roof above my unit (a common area under the HOA's responsibility) was severely damaged from a past storm.

If you have hired a specialist to perform a cost segregation study of your real estate property, they will likely use one of the six most common methodologies recognized by the IRS.

The most common is leaning on your agent for their expert advice.

Certainly, this is a common strategy.B.

As others have said a partial exchange is possible, and common.

Let's see how it goes when the one year anniversary comes.But in general what you are seeing is very common.

The most common answer, especially in recent times, is highly levered, floating rate debt.This is not the only answer, by any means. 

@Nate McCarthyProfit Splits and Contributions:Dividing profits proportionally to investment (2:1:1) is common, but you could also account for sweat equity if one party is doing more work.