White Dress - Black Tux offers computerized envelope addressing services for any envelopes that you purchase from us. Invitation, Save the Date, and Thank You Card envelopes can be addressed in black ink using the font of your choice. The cost of this service includes a setup fee of $25 and then a charge of $0.50 per piece. To order our addressing services, simply add the stationery of your choice to your shopping cart and choose to add this service to your cart when asked on the "Customize" page. Please note that you will be prompted during the checkout process to provide us with a list of all of your guests and their addresses exactly as you would like them to appear on the envelopes. This information can be provided to us in a document, spreadsheet, or an exported file from your computer's address book (.vcf). Download a blank spreadsheet to use as a template for your guest addresses.