Complex sentence: In 2008 a nationwide expansion of Superdry took place, with stores opening in major cities all over the UK, the majority in University cities; before the expansion Superdry clothing was sold only in the London store, House of Fraser concessions and Cult stores.
Split into simpler sentences: In 2008 a nationwide expansion of the brand took place, with stores opening in major cities all over the UK, the majority in University cities. Before the expansion, Superdry clothing was sold only in the London store, House of Fraser concessions and Cult stores.