You must have achieved return significant to cover selling cost.  

What is the average cost for purchase, installation, and the associated app?

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So they'd loan about 450k if your ARV is 1M (assuming this ARV is accurate), and then you can get a gap lender for the difference (180k plus closing costs/points/etc, holding costs).  

Is there anyone that would be willing to look at this property and tell me if it is worth the price and also to give me a rough estimate on what to expect the costs to be?

@Michael Beninati, the difference in your logic is restaurants typically cost $500k and up to get running.  

I have been in talks with a GC in Georgia and his method of building is: He builds everything at costs and doesn't include any markup or fees, he oversees everything, I only supply funding, and we split 50/50 the profits after paying back the bank and all other associated fees.Since I am only supplying the funding for the deal, is there a way I can structure doing this so that this is considered passive income for myself since I won't be involved with the construction or overseeing the project?

I own real estate outside of CA, both in the country and internationally but have chosen to rent in Hermosa Beach due to the high cost to buy a home in coastal southern California.The apartment complex I live in was bought April 1st by an private equity company who gave all the residents a 60 day notice to vacate so they could due a total rehab.   

Using leverage is such a powerful tool to scale your portfolio beyond what other investment options offer. 

If the roof needs to be replaced, do you both pay 50% of the cost?