Urgent: Restore real-time postmarks

US citizens: call on Congress to make the USPS restore real-time postmarks, for the sake of mail-in voting. See the instructions for how to sign this letter campaign without running any nonfree JavaScript code--not trivial, but not hard. US citizens: Join with this campaign to address this issue. To phone your congresscritter about this, the main switchboard is +1-202-224-3121. Please spread the word.