This script will create a synonym in a "To Schema" for each Table in the "From Schema" (if it doesnt already exist).  You should edit the FromSchemaName and ToSchemaName before running the script.

 To run it:

1) bring up the Script Explorer

2) right click on "User Defined" and select "New Script"

3) copy/paste the attachment into the edit control

4) hit the run button (the first icon in the toolbar above the edit control)

Note: you can undo/redo the effects of this script as with any Model changes