DWJC provides full-service direct mail services integrated with the US Postal Service. No need to tie up valuable space and employee time storing and distributing your post card, brochure, or newsletter. Just give us your mailing list, and your customers will be calling you for orders faster than you can keep up. Our mailing services include: - No mark-up use of DWJC mail permit - CASS address certification - Personalized mail merge - Sorting, bundling, traying and post office delivery