A method of treating the hair including applying to the hair a shampoo composition, rinsing the shampoo composition from the hair, applying to the hair a concentrated conditioner composition, and rinsing the concentrated conditioner composition from the hair. The shampoo composition includes an anionic surfactant, one or more amphoteric, non-ionic, or zwitterionic co-surfactants, and less than 0.25% of one or more shampoo high melting point fatty compounds. The concentrated conditioner composition includes one or more silicones, perfume, and is substantially free of one or more conditioner high melting point fatty compounds.