It's the busiest time of year for the Post Office and your domestic Christmas greetings should be in the mail within the next 10 days if you want them to arrive in time.  There's still plenty of time to order your festive 5"x7" quality printed holiday cards from both Greeting Card Universe and Signed Cards featuring artwork by Annie Lang.  Whether you hand sign your cards and have Signed Cards mail them for you at no extra charge or buy in bulk to send out yourself, both services will ship your order next day. So don't delay and get your cards out today!