Thx for sharing! May i have a question?

You got a LUD regarding: On September 12, 2006, we responded to your request for more information concerning your case. If you have not received our response within 30 days from this date, ....And then, you received another LUD about APPROVAL NOTICE IN THE MAIL ON SEPT 18 2006?
I got same LUD conext a few weeks ago but I'm not sure what I may receive either by mail or new LUD. Thanks for any input.