She didn't acknowledge the notice and it has been unopened, taped on her door for 10 days.

If it's a complaint about being dirty, broken mailbox, or other non-essential stuff, acknowledge it but don't jump immediately to fix it.Follow your local rental laws and don't let bad tenants bully you.

Also, in some portions you state you believe it worth $700M and then in others you state $890 with acknowledgment that that value is "adjusted"?

And there's also a very quick deadline that you won't budge on.Note: "Cash for keys" should never be actual cash unless you can get him to sign a receipt acknowledging that it is a partial refund of the deposit. 

Not a lawyer, but my intuition says that the contract is going to be valid unless you have some other written acknowledgement of the media package.

Many agents will balk at this but in CO it is very easy to do...just takes buyer and seller to sign a form that they acknowledge 1 agent is representing both sides.

And while the measure is just aimed at the city, she acknowledges other areas, particularly urbanized but unincorporated Sacramento County neighborhoods like Arden-Arcade and Carmichael, also could be prime targets for more renter advocacy.But Jim Lofgren, senior vice president with the California Apartment Association, said rent control distracts from the bigger need of building more affordable housing.

This is one of the first times I've encountered any investor even acknowledging that this goes on. 

Again, you have confirmed my "stupid" original comment that "it's hard to be happy on the north in the dead of winter " as clearly you acknowledge people leave the north during winter to head south 1/4 of the year.

They would only be willing to do that if I provided some sort of letter or acknowledgement of intent from the city saying the city is on board with the rezoning.