Running Mail Merge from a Command-Line BAT File.'Video: Populating PDF Form with Data from Excel Spreadsheet' - watch a video tutorial that shows how to perform mail merge using AutoMailMerge. PDF Mail Merge' - a visual step-by-step introduction to the mail merge (PDF). Where do I start? Start with downloading and reading one of the visual step-by-step guides: The software will populate form fields and generate output PDF documents. Then add some fillable form fields for filling in. Using mail merge, all you have to do is create one PDF form that contains the information that is the same Letters, documents, bills, statements, mailing labels from a database of names and addresses. This technique is used to create personalized Production of multiple documents from a single Mail merge is a computer term describing the AutoMailMerge™ Plug-in for Adobe® Acrobat® What is AutoMailMerge™? AutoMailMerge™ is a plug-in for Adobe® Acrobat® softwareįor performing PDF mail merge - filling PDF forms with data.