Baseline is a software documentation or source code of a stable version, basis for further development. Baseline is the project repository for each version at a particular time "snapshot." It provides a formal standard, the subsequent work is based on this standard, and change this standard. only after authorization. After establishing an initial baseline, each subsequent change to them will be recorded as a difference until established the completion of a baseline for the next. As the work progressed, baseline will be combined since the last time the establishment of baselines have been delivered since the developers work, once the change incorporated into the baseline, developers use the new baseline, keep pace with change in the project. Adjustment baseline will make integration area of the file into the development area