Did it work? The Mail Merge Wizard also allows you to see how your letter turned out.

• Click Next: Preview Your Letter. The preview pane will appear along with the first copy of your letter.
  
• Check to see that your letter is correct. (Don't forget to check the spacing in the address, salutation, and name fields.).
• Use the double arrows to move to through all your the letters, if necessary.
• If you find any errors, click Previous: Write Your Letter in the Mail Merge pane, and keep clicking until you get to a place where you can fix the error.
• If everything looks correct, click Next: Complete Your Mail Merge.

Next: Wrap it up.