This is a comprehensive course on drilling with topics covering from the planning stages of a drilling well, to selecting optimum operating conditions to achieve ‘cost effective’ as well as, safe drilling practices. The instructor will list the stages of planning, explain each one of them, show example cases, and finally, will let the students work on sample cases. A number of popular industry software packages will also be used to demonstrate the concepts explained during lectures. The students will have hands-on experience with these software packages. However, dangerous assumptions inherent in these software packages will also be explained.