Just remember, all conditions that can be used to protect the tower or castle. If you want the siege, it is necessary to ensure adequate human, enough manpower to ensure your siege speed. A siege at least 40 people, In addition, you may also need it to use siege equipment, such as transmitters of class.
If you are surrounded, go do not hesitate to peers job. When you are ready to do, explain your plan and the reasons for doing so. Not only can you get a certain trust in the team, and you teach your teammates how to do this process is very important. Because when you are not, your companions can also be your way to command others.