By registering for your ReBuilder warranty, you gain access to begin your daily treatment log. Upon registration you will receive a temporary password for log in. When you first use it to log in, you will be prompted to create your own new password. Please keep the new password for your records. To use the daily treatment log, log in using your ReBuilder serial number and your newly created password. This will help us better help you if you call our customer support team regarding your treatments.