That said, I'm not sure what the norm is, so want to be fair.FYI I think this guy is actually good and means well, it's just the first GC's burn has me maybe overthinking things. 

@Ken Middleton many contractors have been burned by doing what you are asking them to do and it is generally understood in the professional community that it has a huge potential of creating problems.

New agents burn out very fast, we have a close to 90% drop out rate after the first year.

Starting off I did not treat real estate as a business and tried the 'good guy' approach and got burned multiple times over the years.

For the turn and burn investor trying to throw up an ADU and sell to make a fast few it's not quite time.

Don't burn a long term neighbor relationship over what is likely a temporary tenant.On the other hand, if your neighbor is a screwball, it makes things a lot tougher but active diplomacy should still be the first line of defense here.

It had a burned area but the ARV was in the mid 100's and the asking price was 35KI been hoping to connect with a like minded person here.

If you have money to burn and can pay $500-1000 a month for this property and you goals are only appreciation then it may be a good idea.

If you think "oh, it's easy, just place an ad" you definitely aren't doing it right, and will get burned.    

However, last year I got burned (lost $8k) by an appraiser who used average value.