Major cases of damage

• 

  A seller who says, "Wherever you change your cell phone, you have to use a high-priced system of about 100,000 won for 6 months to open it

• 

  "원래 3만 원대 요금제를 썼지만, 개통요금제 조건 때문에 5개월째 6만 원대 요금제를 쓰는 중이에요"
  "6개월이 지났을 때 요금제를 바꾸라는 안내를 받지 못해 7만 원대 요금제를 8개월이나 사용했어요" 등 고가요금제를 권유 받은 소비자

Prevention and countermeasures

	Cautions for subscription when forcing high-priced and value-added services		If you are forced to use it, you can report it to the mobile phone unfair behavior reporting center cleanict.or.kr