This study aims to describe the types of commissive illocutionary speech acts found in YouTube uploads foronline shops from January to August 2022. A descriptive qualitative research design is used in this study. The data used in this study were 36 total utterances of online shop advertisements from YouTube uploads from January to August 2022. Online store adverts in YouTube uploads from January to August 2022 served as the data source in this study. The Uninvolved Conversation Observation Technique (SBLC) was used during the data provision stage. Basic tapping techniques and advanced note-taking techniques are employed. Using the Uninvolved Conversation Observation Technique (SBLC), a researcher can participate in research and data collecting without directly being involved (listening). The identity method (basic pragmatic identity procedures and advanced techniques for comparison of similarities and differences) and the distributional method were employed in the data analysis stage (read-marker technique). Informal techniques are employed during the data presentation stage. According to the analysis of research data on the Types of Commissive Illocutionary Speech Acts in Online Shop Ads in YouTube Uploads from January to August 2022, it can be concluded that the 36 data contain promises and offers. Promises include Contracts (3 data), Bets (1 data), Swear That/Swear (14 data), Guarantees (4 data), and Offers: Offers (14 data). The commissive illocutionary speech act of offering dominates in Online Shop Ads on YouTube Uploads for the January-August 2022 Period because in Online Shop ads on YouTube, most of the ads contain offers.