in the position of Retention Sales Officer , follow as target to maintain all customers of Bangkok Post and Post Today Newspaper. Prepare Bill Payment and Invoice. Manage credit bill to collect the Cheque. To coordinate with another department for new project as Book Exibition. Also in the position of Customer Service, follow as Responsible for solve all customer complain about distribution, To give and take information for new and renew subscriber, Update all renewal order and document payment to database . To coordinate with another department for new project.