After you set up the main document and perform any needed sorting or filtering on the data set, the next step is to preview the merge. Previewing is optional, but it can save you from printing stacks of documents that contain merge errors. With paper and ink costs as high as they are these days, that can be a real benefit.
To preview the merge results, click the View Merged Data button on the Mail Merge toolbar (see Figure 1.21). This button is an on/off toggle between the field codes and merge results.
Figure 1.21. Toggle between viewing the fields and merged data.
As noted earlier, if you are previewing ...