Niche Training offers the new SIA license.◦Unit 1 - Working in the Private Security Industry◦Unit 2 - Working as a Door Supervisor◦Unit 3 - Conflict Management for the Private Security Industry◦Unit 4 - Physical Intervention Skills for the Private Security Industry Niche Training offers the new SIA license.◦Unit 1 - Working in the Private Security Industry◦Unit 2 - Working as a Door Supervisor◦Unit 3 - Conflict Management for the Private Security Industry◦Unit 4 - Physical Intervention Skills for the Private Security Industry Niche runs the SIA door supervisors course every third week of each month.The course is 5 days long and runs monday to friday.Any other company offering the SIA course in 3 days is selling you the old SIA course which does not consist of the two new units that all SIA license holds must sit before August 2011.