there are some other approaches, such as Schedule Network Templates, dependency Determination, and Applying Leads and Lags. They are also use with PDM and ADM together for sequencing activities. Based on the different size or type of project, the managers should choose suitable approaches.-there are some other approaches. such as Schedule Network Templates, Determination dependency. and Applying Leads and Lags. They are also use wi th PDM and ADM together for sequencing activiti es. Based on the different size or type of projec t, the managers should choose suitable approache s.