As far as I know, dishwashers are always hardwired (meaning physically connected to the home's wiring) and there's no requirement for them to be GFCI-protected.  

I would physically start by either A, getting a job working for a property management company, or B, buying a low cost house and diving in. 

So I am thinking of going door to door, cold calling and emails/physical mailing properties that look like they could be deals that are not on MLS.

I also believe with regards to Delaware entities, if you don't have a physical presence in the state where you can be served, that the State of Delaware requires you to have a registered agent to accept service of process on your behalf.

Maybe we should contact the national newspapers.I know a few investors that buy completely destroyed houses, work day and night rehabbing them, deal with all the permits needed, engage with often lazy and dishonest construction workers... performing many other mentally, emotionally and physically difficult tasks.

Sounds like potentially the residential landlord is too involved emotionally ( caring about everything potentially the tenant says ) and physically ( doing a lot of the repairs and replacements themselves to their investment inventory).I don't invest in residential anymore.

I may not be reading into this right, but OP are you asking about Yard signs , physically in YOUR yard or an area you are working?  

You can't put any pressure on the seller or read the body language. 

I saw this title and thought, someone's trying to get rid of a body.

I was pointing out one significant difference in appraisal for FHA of 3-4 Family; In addition to physical/current code appraisal inspection the property has to sustain itself, meaning 75% of rental income has to cover monthly mortgage payment.