What is the advantage of using Maven for creating RESTful Web Services

I am just a beginner in creating RESTful Web Services. I saw many places they are creating Maven project in Netbeans IDE for creating RESTful Web Services in JAVA EE.

Can someone help me with this that what are advantages of using MAVEN?

How it is helpful, I have little to no knowledge of Maven I searched it over Internet but don't get exact Idea.