Mobile commerce has grown significantly since the early 1990s with the introduction of smartphones and increasing internet access via mobile devices. Some key trends highlighted in the document include the rise in mobile shopping, with forecasts that 15% of holiday shoppers will buy from their phones in 2011 compared to less than 1% in 2009. Many consumers now use their smartphones to research products, check prices and reviews, and make purchases. The future of mobile commerce looks promising, with forecasts of over $100 billion in mobile ticketing transactions and $119 billion spent via mobile phones by 2015.