The advancement of information technology leads to development of a new business paradigm which is focused on innovative technology. M-commerce seems to be a crucial tool to develop a country rapidly. The combination of messaging application features and business model can build start-up business driven by these technologies. However, the appropriate accessing target group of each business issues to be a main issue in the messaging application usage. This research aims to investigate the influence factors related to advertising on messaging applications. The Mixed method; quantitative and qualitative methods were implemented to investigate such factors. The findings are that three main factors, demographic factors, m-commerce factors, and behavioral factors, affected the buying decision making. Whereas, the demographic factor such as marital status showed no differences in this study. The products such as information technology accessories, beauty products and fashion goods are an important business area for customers focused on m-commerce. In addition, it was found that education had a significant effect towards advertising on messaging applications. Furthermore, the derived influence factors and criteria for advertising on messaging applications were confirmed with online merchants in the focused group method. The main advantage of messaging applications is the ability to interact with merchants and get quick responses. The results can be a guidance for start-up businesses for sustainable development.

The implementation of information technology has been increasing significantly. Many organizations especially government confront the problem of unplanned and irrelevant information technology projects implementation. Thus, the Enterprise Architecture is needed to serve the organization's purposes. However, most of the framework did not cover government organization's factors and different missions of the organization. This research conducts the in-depth interview with experts and executives in the government organizations in order to identify the motivation and related factors to implement Enterprise Architecture for government organization. The summary of opinions from expert can be seen that management support and providing knowledge to organization seems to be important factors. The indicators to measure the success are also investigated in terms of financial process and goals.