1. Avoid the sun and spa for 3 days after the treatment.
2. Try not to remove the scab yourself and let it naturally fall off from your skin to reduce the chance of scar.
3. If the lesion is deep, may do several session rather than one lengthy session with strong touch.
4. Always use moving motion when treatment rather than stay on just one spot which, can cause scar.
5. When operating, operate more times with short touch.
6. Do not use on hyperpigmentation on a epdermis as freckle.