You can try to acquire phone numbers for the list and attempt calling them up or getting their emails and sending a drip email campaign (which is also a lot cheaper) and see how the response rates compare to direct mail. 

The climate is stale and there have not been any great attempts to address the poor business climate or outrageous taxes.  

@Willy Waldron: Passed on the first attempt.

Jeff,That was an attempt at humor.  3300 seems extremely high.  

Now that I have some distance and more knowledge on the property class I feel I should make another attempt. 

Due to your repeated failure to close by the agreed upon settlement date and your repeated attempts to prolong the settlement date, we have decided to exercise, effective immediately, the right granted to us under the contract of terminating the aforementioned agreement.

I'm in escrow on a 4 unit building and the occupied units have no rental agreements. 1 of the tenants is delinquent 5 months and the seller clearly has not made attempts to evict.

I have been diving into My local list of colleagues to attempt a more direct approach.

@Ted Klein I have spent hundreds of hours attempting to estimate repair costs based on certain independent variables, such as the age of the home, size, number of bedrooms and bathrooms, etc., for SFR. 

They have helped me expedite garnishments that I may not have attempted without advice.