Minimum night stay for s/p/d??

[Martijo]

Can someone clarify for me if there is a minimum night stay to get the s/p/d offer? Last year's ad says 5 nights/6 days, but is that required? Could I still get the deal on a 3 or 4 night stay?
TIA!

 

[Idreamofmickey]

I believe minimum is three as posted on another thread