User Guide & Tutorial MYMAILHOUSE USER GUIDE DOWNLOAD PDF FOR WINDOWS DOWNLOAD PDF FOR MAC myMailHouse User Guide - Chapter 4 - Preparing Documents for Mail Why myMailHouse myMailHouse User Guide - Chapter 3 - Getting started with your mail file myMailHouse User Guide - Chapter 5 - NCOA and CASS Certifying Your Mailing for Free! myMailHouse User Guide - Chapter 7 - Mailings with Multiple Documents / Types myMailHouse User Guide - Chapter 6 - Adding Recipient List to Your Mailing Mailing QuickBooks Invoices How to send Priority Express Mail How to send Certified Mail Batch Mailing QuickBooks Invoices How to send USPS Priority Mail How to send USPS 1st Class mail How to use the custom key