How to Mail Merge Letters Office 365

Learn how to Mail Merge to create customized letters using Microsoft Word and Excel. Quickly take a spreadsheet with contacts and create bulk letters with ease. No need to paste individual names, addresses, and other information into a letter. Mail Merge allows you to send customized envelopes, letters, and emails. Mail Merge leverages Microsoft Word and Excel. Don t have Microsoft Office Mail Merge for free using WPS Office: As full disclosure, I work at Microsoft.