Basic principles with aligners -- Why Invisalign? -- Patient communication skills -- Keys for practice growth -- Patient selection -- Movement predictability with aligners -- Types of treatments with Invisalign -- Pillars of Invisalign technique -- Attachments and SmartForce features -- Clinical preferences -- Attachments bonding & IPR -- Digital workflow -- ClinCheck software -- Treatment monitoring and appointments protocol -- Troubleshooting and retention -- Arch length discrepancies -- Growing patients -- Transverse discrepancies -- Sagittal discrepancies -- Vertical discrepancies -- Asymmetries -- Extraction cases -- Multidisciplinary cases : implants -- Pre-restorative orthodontics.