To ensure the accuracy of information that we provide to the public, don’t make any statement (written or verbal) on behalf of Walmart to media, news publications, trade publications, or any other source without prior approval from the in-country or global Corporate Affairs Department (and, concerning statements about financial matters, the Finance Department).

I think my new store will be opening on a certain date. Can I call the local media to tell them about the Grand Opening and the activities involved?
You should contact the Corporate Affairs Department prior to contacting the media. They will direct you with official information and suggested statements to share with your community.