Dear ....,
Greeting from Charm Churee Villa, Koh Tao, Thailand.
We would like to thank you for your kind support, and hope that you are satisfied with our service.
On this occasion, please allow us to draw your attention to the outstanding account in the amount of 31,100 baht ( Invoive no. TH005 = 12,900baht & TH007 =18,200 baht), which has been past due since ……(วันที่ถึง due จ่าย)
We look forward to your early response on the settlement of the account, for which please accept our appreciation in advance.
Yours faithfully,