The Royal School of Artillery (RSA), is an international Centre of excellence for Artillery Training. The staff is made up of highly qualified Instructors from the Royal Artillery, several overseas artillery instructors and Civil Servants. The RSA, is an Operations Group within the Land Warfare Centre (LWC), which in turn sits under Commander Field Army. The RSA delivers centralised Initial Trade Training (ITT) and Subsequent Trade Training (STT) to the Royal Artillery (RA). RSA sits within Larkhill Garrison in the South West of England near the city of Salisbury. The RA delivers an extremely wide range of capabilities to the modern battlefield. In order to deliver ITT and STT training to meet current RA requirements, the RSA delivers training to some 4,000 students (regular and reserve) per year.