Such ,anonymized data may be retained, processed and used in such anonymized format for any purpose ,(notably to produce statistics, develop and improve services, perform marketing analysis, develop ,businesses, etc.). ,4. Data Subject rights ,According to the GDPR, the Client can lodge a complaint with the competent supervisory authority, ,and exercise its right of access, rectification, erasure, limitation, portability and opposition to ,aforementioned personal data which concerns it.