If it was me...I'd check with zoning to find out how many dwelling units I could build, and I'd find what the requirements are for those units (type of house, height and setback restrictions, etc.).Then I'd find out what local builders think the cost to construct would be - just get a cost estimate per square foot for 2 or 3 different levels of finish.

I just finished his book.

Renovated: Added granite, high end finishes and fixures, landscaping, new flooring and painting throughout.

If you have something like a finished basement or garage I could see adding one there but no need to take up space and make it look junky with one in each room.  

I just finished her book and am now following her podcasts. 

This will allow the team to develop and review project processes and management strategies to move forward with more challenging, yet rewarding, properties.I come from a very process-oriented background (Mechanical Engineering), and my goal is to learn and develop each step of the process, from start to finish, to continuously improve the team and ROI of each project. 

Just finished attending webinars about Multifamily forecast in 2020.

@Rafael Ro And one other thing I failed to mention turnkey is a buzzword often used for marketing, but few companies truly deliver a full turnkey experience from start to finish.

I would also look at suing them for the cost / expense to finish the job. 3.

@Blake Kirby I just finished the first half of a successful 1031 exchange for BP clients from California...the second fourplex closes early next week.