1. WHEN
1.1. amount of use
1.1.1. Power usage
1.1.2. energy saving
1.2. multiple users at a given time
1.2.1. segmented organisation
2. WHY
2.1. hygiene
2.1.1. bacteria
2.1.2. dirt build up
2.2. contamination prevention
2.2.1. hospital setting
2.2.2. production of sensitive goods
3. WHAT
3.1. Cleaning methods
3.1.1. UV bath
3.1.2. Steam cleaning
3.1.3. ultra sound bath
3.1.4. chemical solution
3.2. protection
3.2.1. theft prevention
3.2.2. wear and tear
4. WHO
4.1. core users
4.1.1. students and workers
4.1.1.1. keys
4.1.1.2. fobs
4.1.1.3. wallets
4.1.1.4. phones
4.1.1.5. (smart)watches
4.2. secondary stake holders
4.2.1. businesses/institutions
4.2.1.1. hygiene requirements
4.2.1.2. Policy on personal electronics
4.2.1.3. level of security provided
4.2.2. cleaners
4.2.2.1. ease of maintenance
5. WHERE
5.1. conditions
5.1.1. wet contaminents
5.1.1.1. wet clean methods
5.1.1.1.1. disinfecting sprays
5.1.1.1.2. degreasing
5.1.2. dry contaminents
5.1.2.1. Dry clean methods
5.1.2.1.1. microfibre cloth
5.2. environment
5.2.1. office
5.2.2. callcentres
5.2.3. Schools
5.2.4. homes