Dear Khun Possama
First of all ,happy new year hope you and all your team have great year
I understand you but some points I dont understand for example below reservations
If we calculate the october parts of below reservations on this statement it seems like double charge .
Or we have problem about the remaing balance amount .Thats why we need to check previous seasons statements .
As I mentioned before its also hard for us to check the statements from the begining but as company policy we need to make correct records