这是卖家写给买家的一封邮件,请阅读邮件内容并选出该邮件的主旨。( )Dear Ruby, Thanks for your continuous support to our store, and we are striving to improve ourselves in terms of service, quality, sourcing, etc. It would be highly appreciated if you could leave us a positive feedback, which will be a great encouragement for us. If there's anything I can help with you, don't hesitate to tell me. Best Regards, Betty