14 and business service provision, which shall not exceed twelve and a half minutes per hour and the total amount of time for advertisements for a whole day shall not exceed an average of ten minutes per hour. For the operation under paragraph one with an application of subscription or collection of other service fees, the provision of section 28 shall apply, mutatis mutandis. The licensee may change the rate of subscription fees or service fees and conditions of service provision of the licensee subject to the criteria prescribed in the Notification by the Commission under paragraph three, but this shall not affect the rights of the subscribers within the period under the existing agreement. In prescribing the criteria in the Notification under paragraph two and paragraph three, the Commission shall take into account the cost of service provision and fairness brought to competition among the different types of licensees as well as fairness brought to both the licensees and the consumers. Section 24. The licensee shall prepare a financial status report demonstrating true and correct revenues and expenses for proposing to the Commission in accordance with the criteria prescribed in the Notification by the Commission. Part 2 Sound Broadcasting Business or Television Business Not Using Frequency Spectrum _________ Section 25. An operator of sound broadcasting business or television business not using frequency spectrum shall have qualifications and possess no prohibited characteristics under section 8, section 14 and section 15. DISCLAIMER: THIS TEXT HAS BEEN PROVIDED FOR EDUCATIONAL/ COMPREHENSION PURPOSES AND CONTAINS NO LEGAL AUTHORITY. THE OFFICE OF THE COUNCIL OF STATE SHALL ASSUME NO RESPONSIBILITY FOR ANY LIABILITIES ARISING FROM THE USE AND/OR REFERENCE OF THIS TEXT. THE ORIGINAL THAI TEXT AS FORMALLY ADOPTED AND PUBLISHED SHALL IN ALL EVENTS REMAIN THE SOLE AUTHORITY HAVING LEGAL FORCE.