And it's not like I don't always look to the user guide for answers first, and search through the community forum second, to see if anyone else has experienced the same issue.
The problem is that sometimes, neither of those go-to's have the answer. For instance, directly from the link/page you posted: This doesn't work as described in the user guide! 
My previous comment explains that selecting the option individually within the client, or globally in the server GUI, does not function correctly.
In fact, as I jumped over to test the beta version, even enabling "Prompt" from the series options does not work. The prompt comes up at the end of the episode. If you do not select it, it just goes ahead and plays the next in the series, rather than "If you do nothing, your current episode will end as usual" as quoted from the above.
In fact, the options are different depending on where you go to select them.
From the client playback settings:
From the TV series "more" show options:
From the CDVR server GUI client options: