Quote from @Avani Patel: Hello, it is really time consuming for me to analyze each property by manually entering its data to calculate the return. 

While time consuming, I did learn a lot and was within $2,000 of my initial budget.

I completely understand all the financial calculations and models in the system and yes, it would have been fairly easy to build one myself, but very time consuming.  

Easy sign up for a sole proprietor.I think new flippers are consumers & don't understand a business mindset.

Go to your library, explore, start consuming the knowledge.

Hello, it is really time consuming for me to analyze each property by manually entering its data to calculate the return.

It is very time consuming to get permit approvals and you may be in a position where you need to extend, pay fees, etc.. when your loan is past due.   

I checked the Better Business Bureau for complaints, I checked the NJ State Attorney General consumer division to ensure he was licensed, I checked every reference he gave by visiting sites and speaking with the homeowners. 

A 1200sqft detached ADU would prob consume 25-30% the rate of the main house making it about approx 15% lacking in producing enough power for equal production to usage on the entire property. 

Just make sure to consume contents here as much as possible and feel free to ask any questions you may have.