Very helpful I will review and study these options further

I am unaware of any studies or reports that can prove the tankless will on average last 50%-100% longer than the standard tank.

And he converted it to a 2 story, 4/5 bedroom, and 3 bathrooms with an added study.

My studies at my university are becoming less and less intense, meaning that I am able to dedicate more time to studying up on real estate practices and the habits of top agents.

There isn't any scientific study or stats that I know of.Merely pointing out the observation of my wife and I as we have been looking at properties over the last 4-5 years. 

Cost segregation studies are often performed to isolate and value the individual components so these items can then be depreciated separately over shorter lives.Whether it is worth it from a cost benefit standpoint for SFR's in my opinion is debatable. 

When I was studying the space I saw that prices of net lease product was often 3-4X the value of the mom and pop retail located right nearby. 

In addition, every study shows San Diego county rents are expected to appreciate. 

Any thing I should read or study before jumping into this?

I have read numerous books and studied numbers of real estate, creative finance, tax, and so on, but never how the contracting business works until the past month or so.