[NOTICE] Guidelines for Sending Fan Letters to Mark Lee

Hello, this is Upper Room. We would like to express our heartfelt gratitude to all the fans who celebrated Mark Lee's birthday. As this year's birthday is an especially meaningful occasion for everyone, we will be temporarily accepting fan letters so that your heartfelt messages of support can be delivered to Mark Lee. Please carefully review the guidelines below regarding sending your fan letters. - [Mailing Address for Fan Letters] * Upper Room Co., Ltd. 10F, 128 Tojeong-ro, Mapo-gu, Seoul 04081, Republic of Korea (Sangsu-dong, Sogang 8 Kyoung Building) - This address is designated solely for fan letters. Please understand that in-person visits to deliver fan letters are not permitted. Additionally, we kindly ask that you do not leave any gifts or fan letters anywhere inside or around the building. [Fan Letter Mailing Period] * August 3, 2026 (Mon) – August 10, 2026 (Mon) - Please note that the above period is based on the postmark date, not the delivery date. We kindly ask for your understanding that fan letters mailed outside of this period cannot be delivered. [Important Notice] * We politely decline all gifts and support items, except for fan letters. Any items other than fan letters, including gifts enclosed with the letters, cannot be accepted. * Letters sent by mail must be paper fan letters enclosed in standard-sized envelopes (or regular letter envelopes). * Only message books will be accepted for parcel deliveries. Letters sent in other formats, such as USB drives or CDs, cannot be delivered. * As we are unable to receive registered mail, please send all fan letters by regular mail, with the exception of message books. * Please note that deliveries requiring payment on delivery or customs fees may be returned. * All fan letters received will be carefully collected by Upper Room and delivered to Mark Lee. However, we kindly ask for your understanding that we are unable to provide individual updates on whether a specific letter has been received. - Once again, we express our deepest thanks to all the fans who always show love and support for Mark Lee. We sincerely appreciate your cooperation to ensure that your heartfelt messages reach him safely, and we hope you will continue to show Mark Lee your warm love and support. Thank you.