Face-to-face in a neutral location like a coffee shop is best.  

Air the place out & keep it as smell-neutral as you can - there are plenty of folks who REALLY hate all types of air freshener, too!

However, if you used the 3.5% down and secured an interest rate of 4%, you would only have to rent the 3 remaining units for $500/mo to be essentially cash flow neutral, which means you're living free. 

-----------------------------------------------------------“NOTICE: BY INITIALING IN THE SPACE BELOW YOU ARE AGREEING TO HAVE ANY DISPUTE ARISING OUT OF THE MATTERS INCLUDED IN THE ‘ARBITRATION OF DISPUTES’ PROVISION DECIDED BY NEUTRAL ARBITRATION AS PROVIDED BY CALIFORNIA LAW AND YOU ARE GIVING UP ANY RIGHTS YOU MIGHT POSSESS TO HAVE THE DISPUTE LITIGATED IN A COURT OR JURY TRIAL.

Josh Anthony Levy)  the shill from Patch of Land's advisory board who was ejected for pretending he's a neutral investor.  

Everything is a neutral event, it becomes what we attach to it.

I'm going to stay neutral here so nobody gets upset with me :) You may message me privately and I can point you in the right direction.Frank

-I'd paint the walls, some neutral color like a darker beige that seems to be so popular these days.

When painting a rehab I always use neutral colors, the types you describe are fine.

You might as well just pigtail off of the neutral coming into the plug and tie it into the neutral and the ground on your plug.