user creating/saving

i want to write 2 program:

1) programm saves all local users to the file.

2) loads file find that users not fou开发者_如何转开发nd on local machine and create user.

for searching all users which create on local machine i use next code:

foreach (ManagementObject user in userSearcher.Get())
{
    if ((bool)user["LocalAccount"])
    {
        string UserName = (string)user["FullName"];
    }
}

How can i save the settings of user by name and create user?

To create users you can use the DirectoryEntry class.