This study aims to explore the influence of Internet use motivations on perceived credibility of online information and the impact of perceived credibility of online information on decision-making. 641 Internet users, recruited through an online survey, completed the questionnaire. After controlling demographic variables (e.g., gender, age and income), "social interaction" and "information-seeking" motivations significantly and positively predicted perceived credibility of online information, while there was no statistically significant relationship between "entertainment" motivation and perceived credibility of online information. This study also found that perceived credibility of online information significantly and positively predicted decision-making.