Under Article 22 (4) of the Personal Information Protection Act, the optional information is not required to be entered.
You can use the service.
1. Use for marketing and advertising
– Develop new features and provide customized services
– Send newsletter, guide new features (product)
– Offers advertising information such as discounts and coupons
2. Various information is provided through the service screen, SMS, email, etc.
It can be provided to the members, and it must be mandatory, such as payment guidance.
Information content and some benefit information are provided regardless of whether they are accepted or not.