The following should help you get started.
Code:
Sub MoveToRead()
Dim olMsg As MailItem
Dim olStore As Store
Dim olFolder As Folder
On Error Resume Next
Set olMsg = ActiveExplorer.Selection.Item(1)
For Each olStore In Session.Stores
If olStore.DisplayName = "Personal Folders" Then 'the name of the root folder
Set olFolder = olStore.GetRootFolder.folders("Read") 'a folder directly off the root
olMsg.Move olFolder
Exit For
End If
Next olStore
lbl_Exit:
Exit Sub
End Sub