Here's the list of Boden UK warehouse sale dates
http://www.journeytostyle.com/boden-...locations.html
I don't know if petite really exists as much in western Europe as in the US; I think that in the US 160cm is generally the definition of petite. (I'm well, well above that so not entirely certain)
I am always so sad that I can't shop for any clothes or shoes in Asia. I've heard that M&S does very good business n Asia due to the sizes they carry there (not that it's my style) I have been laughed out a few shoe stores in Asia so I don't even bother anymore