Looking for some advice, or personal experience, on how best to go about delivering this news in a professional and agreeable manner.

Then if they didn't pay by the 4th, I'd deliver a notice to quit or pay that lasted ten days because I didn't specify the period.

This merger creates the leading single-family rental company in the United States, which will be uniquely positioned to deliver exceptional service to residents, while also improving operating efficiency," Tuomi said in a statement.

The buyer plans to live there, and expects it to be delivered vacant.  

Although we've had to deliver a Notice to Quit and other correspondence multiple times for late rent, she is current. 

As far as I understand it, the sellers breached the contract when they did not deliver possession on the day of closing.Now the settlement agent (my agent picked them) is telling me she won't release my wire ($10K) until both parties have signed a contract release.What is the point of a contract release signed by the seller if they're the ones who breached the contract?  

Seller would prefer buyer to deliver with tenants.

Tenant remains responsible for the rent through the last day of the calendar month in which all of the following requirements have been met:The termination date of the Termination Agreement has passed;Tenant has vacated Premises and removed all personal property; andTenant has delivered all keys and garage door openers to Landlord.Tenant remains responsible for payment of all utilities, water and sewer bills up until the date in which the above three requirements are met.

IS that a delivered price? 

Counter back with the contingency that the upper unit is to be delivered vacant at close of escrow ... if you have this contingency and it is NOT vacant, then don't close.