She will lose it.They are offering to pay off her $87,000 debt, they will remove the squatter, they will pour money into the property to ensure it sells for the highest value, and then they will give her an additional $240,000.She is getting $327,000 for a property that she is about ready to lose and it's probably affecting her mental stability and physical health.

And this debt allows you to actually purchase additional depreciable basis. 

I would suggest asking a realtor in the area to look at before at after repair values.

Under the FHA rejecting a person for the ESA dog is a form of discrimination against those with disabilities.Your post suggests that this person has passed all your screening criteria except for the ESA dog.

While seller advantages remain, a rise in new listings suggests a potential cooling trend.

I know because I monitor those markets, in addition to all national markets with over 100k population + strong job growth.If you can make the numbers work on your AirBnb strategy, you'll likely need to do a significant rehab to do so. 

I was wondering if someone in the same situation has a company they can refer to or suggest so I can do some price comparisons.

In addition, I'm more familiar with the buying, fixing, renting, and property management processes.

I would not recommend any online courses like the above reply suggested. 

Here's an article with additional FAQs on cost segregation studies that you may find helpful.