The only inssue is that i have not found many people in the area that have done it and would like to ask if any one here has done ADU's in Orange County or Long Beach and has it been worth it for you . 

>Is it worth building Adu's in Orange County / Long beach ?

I like OC, my office is in North Orange County.

That is like walking into the store to buy juice that is for sale for $5 and paying them $7 for it because you want to pay more than what the juice is worth.

How is this juice not worth the squeeze?

Trying to figure out if the juice is worth the squeeze. 

There aren't many co-ops in Southern California, mostly in LA or a senior community in Orange County, but there's not much of a discount between condos and co-ops - at most, 10%.What is your source of the 10% difference data?  

I currently own 2 investment properties, 1 in Orange County and the other in Greene County. 

Here's a fundamental explanation to get your juices flowing:Assume a house costs $200,000 and rents for $1,500.

Orange County Projects  @Bryant Brislin