Currently, online video content markets are rapidly growing, establishing a new area of the creator economy, and attracting attention from many companies. This study explains the strategic decision makings which are considered by creators in two aspects: Information providing strategy and Attention attraction strategy. We select variables affecting title decisions and propose a research model for studying contents title effects on viewership. We choose Youtube, which represents Online contents service and do empirical studies to explore the effects of each strategical selections on the viewership as a market performance. We provide the marketing guidelines on deciding contents title based on the characteristics of the contents as which information should be entitled and how to be expressed. The results of this study will provide the references on future studies regarding online contents title decision making in academically and practically.