That's not enough time to pick up your phone, unlock the screen, and start a conversation.I would like to see security cameras with a light and a pre-recorded message, "Warning: you are being recorded and the owner has been alerted to your presence."

People won't like having to unlock their home just to do laundry.

When we won the property and returned, the squatter had taken our advise and left the property, leaving the door unlocked, so we had easy access. 

I would recommend spending the extra money for the appraisal fully unlock the value of your property.

If they're worried, tell them to wait 30 seconds for the tenant to go to another room after the door is unlocked.

Listen to the last BP podcast...Beyond Cash on Cash: How Thinking Like an Investor Unlocks More DealsDavid Greene and company nails it and hones in on all the advantages of real estate over-looked by investors. 

What if he has suspended passive losses that he might unlock?

I'm house-hacking from time to time the tenant on the other side keeps asking me to open his door. He's locked out. How do I handle this? Even though I told him I would charge him he still doesn't pay.

From time to time he asks me to unlock the door because he locked himself out.

Yeah so basically it is listed at a 7% cap rate which is not an unreasonable list price if cap rates in the area are 8%, especially with the ability to unlock more value in raising the rents.