This study aims to analyze the effect of perceived ease of use and perceived usefulness on consumer attitudes and the impact on purchase decision at PT Tokopedia in Jabodetabek. Population in this study is the entire PT Tokopedia consumers in Jabodetabek, and the sampling method using purposive sampling. The data in this study were collected through questionnaire using Likert scale from 119 respondents who had transaction at least once in the last three months at PT Tokopedia. Data is processed using Linear Structural Relationship (LISREL) software version 8.8. The result shows that perceived ease of use has negative and insignificant impact on consumer attitudes, perceived usefulness has positive and significant impact on consumer attitudes, perceived ease of use has positive and insignificant impact on purchase decision, perceived usefulness has positive and insignificant impact on purchase decision, and consumer attitudes has positive and significant impact on purchase decision.

The tourism destination promotion is one of the component to develop the competitiveness index for travel and tourism. An exploratory @indtravel, indonesia tourism destination promotion twitter channel conducted to elaborate the promotion strategy. A content analysis conducted for 1196 tweet from @indtravel that promote Indonesian tourism. The findings show that most of the destination promoted by images compare with videos. Most of the scene are the sea, sand and sun. Further recomendation delivered to promote the Indonesian cultural resources @indtravel, therefore the potential tourist could explore Indonesia before finally decide to visit Indonesia.

The objective of this research is to analyze the contemporary marketing mix activities from one of Indonesian private university twitter account by conducting Textual Cluster Analysis. There are 3140 tweets captured from MercuBuana University twitter account @MercuBuana_Reg, all of these tweets further analyzed using Mixed Method Software Analysis to identify the relevant keywords elements of the marketing mix. The Jaccard Coefficient of co-occurrence and the proximity plot result showed that the twitter marketing communication activities consist of 5 dimension of the contemporary marketing strategy,

The bank competition in Indonesia is high, conventional banks and sharia banks strive to improve competitiveness and gain positioning in the minds of the consumers. Previous research conducted by @bankmandiri compared to @syariahmandiri in 2015 gives the managerial implication that Syariah bank twitter is not as active as a conventional bank. @bankmandiri frequency compared to @syariahmandiri is different. Variety of the service proposition @syariahmandiri is fewer than the variety of service proposition @bankmandiri. The follow-up research is conducted by using the @syariahmandiri tweets data from January to Jul 2016. The data processed with the Provalis Research software, to obtain descriptive frequencies, hashtags, mentions and extracted name entities, cluster analysis, and  to obtain the service proposition of @syariahmandiri. The results show a robust development @syariahmandiri twitter activities, an increasing number of tweet frequencies and varieties of service proposition compare with Jan Des 2015 dataset.

Abstract:The aim of the content analysis is to construct social network terminology in