It's a commonly applied local overlay in the 'usual suspects' of States that have restrictive tenant protections, so its unfortunate that you thought you didn't have to accept it...technically you may not have been required to 'accept the voucher', but you have to allow them the opportunity to apply and then allow the housing office to decline the property. 

And if they are, and you have not sold your property interest, explore common strategies like 1031 exchanges.

Quote from @Shane Bishop: Software is a common question on BiggerPockets.

Fairly common.

Even in the 30ish states that did not require an agreement, it is still common practice for many agents to have a buyers agreement in place before showing homes.

@Chris Gawlik on vacancies we have the same paint color, the same flooring, VCT in common and we use a laminate in units, same stoves, same refrigerators same everything for the most part.

You may need to pay a broker to help consult with you through the deal process, but they commonly know lenders that will finance their type of deals, they clearly know the acquisition process from LOI to contract negotiations.  

Read the post above and use common sense.

Below are a few things I look for in a vacation rental cleaner:1) Hot Tub Maintenance: Since many of my properties include hot tubs, it's essential that my cleaners are experienced in testing water quality and adding the appropriate chemicals as needed. 2) Clear Communication: Real-time communication is crucial for me.

Source: Boston Properties Rises to the OccasionSource: Major makeover planned for Reston Town Center's common areas — their first in 30-plus yearsSource: How Fannie Mae helped Boston Properties land Volkswagen's U.S. headquartersBoston Properties is not the only firm looking to massively develop the area, with the approval of Rivana at Innovation Station, which was approved last year for a 103 acre, 9 million square foot Urban Center, with first occupancy slated for 2027 right by the new Innovation Center Metro, just 4 miles from Reston Town Center.