VB Code:
  1. Imports TypeAlias = System.String

  2.  
  3. '....

  4.  
  5. Public Sub Test(Info as TypeAlias)

  6.    MessageBox.Show(Info)

  7. End Sub

Is this common knowlege?

I have only seen it used once in a C# project (using Alias = System.String that I was converting.