The document announces an NHS Hack Day in London on May 25-26, 2013 to address problems with the UK healthcare system such as a 250% rise in patients waiting over 4 hours in A&E departments and a lack of transparency around wait times and services available at different facilities. It notes current frustrations people face in not knowing where to go for emergency care, what services are offered at different locations, or expected wait times, and suggests developing a text message system to provide this information to help people choose the best option.