In the 06th day of PREP -23, The first session was taken by Prof. Kanika Tandon on “Marketing “. In this session she explained the basic knowledge of what market is, how it works, she also explained about 7 P's in marketing. At last she distributed the sheet based on marketing questions to the students for practicing. Overall the session was very helpful for the students especially for them who want to pursue in the non-technical field. Second session for the day was taken by Prof Divya Gupta on “Personal Interview (P.I.)”. She started the session with correcting the sitting posture of students and also told about how to prepare for the interview, how to answer the questions, how to be spontaneous. Mam has also explained that what should not done in the personal interview. The third session was taken by Mr. K.S. Panwar on aptitude test. In this session sir has covered many important topic that are frequently asked in aptitude test such as questions related to, charts, multiplication and questions of ages, profit and loss questions with very easy tricks and shortcut. In aptitude test, he taught very easy and quick method to find the square root, multiplication of large numbers, questions of triangle and square.