Yesterday, several of you wondered why the city of Dallas wasn't doing anything to keep the United States Postal Service from moving some of its operations from the Dallas Main Post Office on I-30 to Coppell, as the USPS is considering. Well, this morning, Sam got hold of this missive Mayor Tom Leppert sent on Wednesday to the USPS's Dallas District consumer affairs manager, in which he cites his "grave concerns" about the proposal. The mayor has myriad issues with the USPS's proposal, everything from the loss of jobs to the loss of a "Dallas" postmark. As always, the document is included below.Mayor Leppert's post office letter