Technical skills

• Adverse hair conditions
• Adverse skin and scalp conditions
• Appropriate language
• Communication
• Contra-indications
• Cross-infection
• Density
• Elasticity
• Elasticity test
• Environmental factors
• Environmentally damaged hair
• Existing hair length
• Eye colour
• Face shape
• Factors
• Factors influencing service
• Growth patterns
• Hair density
• Hair growth patterns
• Hair texture
• History of previous allergic reactions
• Incompatible products
• Infection
• Infestation
• Lifestyle
• Medical advice or instruction
• Natural depth
• Natural tone
• Other known allergies
• Porosity
• Porosity test
• Sensitised hair
• Skin disorders
• Skin tone

Credits