As Long as the Ad is Still Up = Stock is Always Available If there's a 10-minute warranty label, it means your gems will be delivered within 10 minutes max!! Trading Method: Via Mailbox, just provide your username in the Itemku nickname column. REMEMBER!! Username, not display name (correct usernames always include @, e.g., @RzStore). Errors in usernames are not our responsibility. Orders will be processed during store operating hours: 10:00 AM – 12:00 AM (GMT+7). If responses are slow, the admin may be occupied with other activities (e.g., bathing or eating), so please understand. However, we strive for fast responses. Stock is always updated based on the owner's availability.