Know Exactly What You Want. More Output Means More Input

In any SAP implementation the key step is requirement capturing. The solution will evolve on the requirements captured in this phase of the project. What is the attitude of users or the people who communicate requirements in this important step of the project? Most of them will putdown everything comes in to their mind without analyzing whether this is a real requirement of the business or they will take this step very lightly and think these can be altered subsequently.