To develop a step-by-step plan to decide what will be the best plan for the new loan application. We will use CRISP-DM model to decide to come up with a cost-efficient approach to mail the promotions to the customers the further planning of the process. CRISP-DM stands for Cross Industry Standard Process for Data Mining and is the most accepted model to solve a Data Mining problem in an industry. The CRISP-DM model involves 6 steps to tackle a data mining problem in an industry from start to end. 1. Business understanding phase 2. Data understanding phase 3. Data preparation phase 4. The modeling phase