Though, if your client base is nice retired people, it probably won't matter.  

That sounds cheesy until you talk to people who have lost their purpose.

Nor does it pay well for an agent to spend a lot of time with a buyer that has an agency agreement but chooses to sit on their laurels instead of actively pursuing a purchase.Most agents who are serious about helping people do not have time to spend with lackadaisical clients or people who refuse to sign a buyer's agreement.

They will substitute in their own sense of fairness knowing people are unlikely to appeal such a small issue.

I think it's going to be location specific for sure; where I am very few people hang out in the house all day long as they are usually busy hitting the parks and attractions. 

Right now, land (unless in a hot market) takes a special type of buyer/developer to turn it into money, so you're better off finding the thing the people with the money want. land tends to sit a long time...

You'll find your ceiling where people snag your unit and are happy versus it sitting empty.  

This is a great place to learn and to connect with people so take advantage of all the great resources.

I know so many people who have been ripped off by contractors.  

If you haven't already, you should research the stats on Furnished Finder to see how many people are looking for a midterm rental, how many units are currently available and the configuration and prices hosts are offering.