the focus group hearing will be set up at least 1 time after the pre-test survey and there will be sub-section of the focus group hearing as follow; 1) Focus group hearing for in television ASO, and 2) Focus group hearing for DAB SO. In each focus group hearing, there must be at least 40 participants to present the survey results and exchange ideas, the meeting must cover at least of these topics 1. General information, 2.Cost of DAB SO, 3. Benefit of DAB SO, 4. Related new business opportunity, 5. KPIs and the primary survey result, 6. In depth interview, and 7. Comments and Suggestion