The UK retail landscape has undergone significant changes over the past decade with the rise of e-retail. E-retail spending has grown from an estimated £0.8 billion in 2000 to £57.8 billion in 2010, with over 90% of UK retailers now having online stores. Multichannel retailers that operate both online and physical stores have seen the most growth. Social media has also become increasingly important, with over 40% of UK retailers using sites like Facebook. Mobile commerce is an emerging trend, with over 40% of retailers planning mobile sites within a year.