I'm also from Holland, and have a BMI of 25. Yet she advised me to go on SS for 6 weeks, as I want to loose 12 kilo (=26 lbs).
So six weeks straight on w/o an 'eating week' after 3 weeks!
She never mentioned the BMI >25-rule.
I think the reason for this is that we, unlike in UK, don't have a...