Automatically create a 2010 exchange mailbox

SecureString password = new SecureString();
string str_password = "pass";
string username = "userr";

string liveIdconnectionUri = "http://exchange.wenatex.com/Powershell?serializationLevel=Full";

foreach (char x in str_password)
{
    password.AppendChar(x);
}

PSCredential credential = new PSCredential(username, password);

// Set the connection Info
WSManConnectionInfo connectionInfo = new WSManConnectionInfo((new Uri(liveIdconnectionUri)), "http://schemas.microsoft.com/powershell/Microsoft.Exchange",
credential);

connectionInfo.AuthenticationMechanism = AuthenticationMechanism.Default;

// create a runspace on a remote path
// the returned instance must be of type RemoteRunspace

Runspace runspace = System.Management.Automation.Runspaces.RunspaceFactory.CreateRunspace(connectionInfo);

PowerShell powershell = PowerShell.Create();
PSCommand command = new PSCommand();

command.AddCommand("Enable-Mailbox");
command.AddParameter("Identity", usercommonname);
command.AddParameter("Alias", userlogonname);
command.AddParameter("Database", "MBX_SBG_01");

powershell.Commands = command;
try
{
    // open the remote runspace
    runspace.Open();
    // associate the runspace with powershell
    powershell.Runspace = runspace;
    // invoke the powershell to obtain the results
    return = powershell.Invoke();
}
catch (Exception ex)
{

    Console.WriteLine(ex.Message);
}
finally
{
    // dispose the runspace and enable garbage collection
    runspace.Dispose();
    runspace = null;
    // Finally dispose the powershell and set all variables to null to free
    // up any resources.
    powershell.Dispose();
    powershell = null;
}