Thank you both for that, you've put our minds a bit more at ease. I especially appreciate the clarification on LR as there was a worry in the back of my mind that some kind of rule like that would bite us.

Hi all My American wife entered the country on a student visa in 2007. We met shortly after that, married in 2013 and she switched to a spouse visa with FLRM. Our intention is to reapply in September when this expires, and then apply for SET(LR) in 2017 as she'll have been in the country for 10 year...