Not answering the phone on the Sabbath?
What's that all about?
It's work. No work on Sabbath.
Take the North Bergen, NJ "blue laws" about not doing work on Sunday, amplify it a bit and apply it to Saturday instead, and you're in the ballpark.
If you are parked in Borough Park, Brooklyn on a Saturday morning and you go out for a drive, you're spot will still be there later as long as you are back by sundown.
>>Not answering the phone on the Sabbath?
What's that all about?<<
This isn't about the Sabbath.
What if a real estate agent was in the ER with a child and forgot their phone. What if their battery died, what if...
If either the buyer or seller has a signed agency contract with a broker, and the broker shows the property, they are entitled to the commission barring ineptitude or corruption or other "extraordinary" circumstances.
The owner and Seinfeld were basically trying to perform a commissiondectomy - a common practice as dollar amounts increase.
If there was a written acency contract, this was an open and shut case, and Seinfelds excuse was lame.
This has NOTHING to do with the REASON the agent was not available.