ICPM

There are a few ways that you can increase the accuracy of your estimates for task duration in your project schedule.
 
One way is to use your own past experience and the past experience of others who have done something similar in previous projects.   For example, you could ask questions related to past projects, such as:

In developing the project team, the PM is charged with performing a variety of tasks including, providing staff training, coordinating team building activities, establishing grounds rules, co-location and providing rewards and recognition.

Recruiting Team Members - The project manager has to follow the rules of the host organization. The PM must be aware of, and work well with, the levels of authority. If the PM is working within a Functional matrix, then he must be prepared to allow the employee’s functional manager to determine things like availability and the PM must provide feedback to the functional manager regarding performance. The PM has little authority to perform these tasks.