Federal Communications Commission [Click to enter order number] DA 18-1107 October 30, 2018 USER GUIDE AVAILABLE FOR THE AUCTION OF 28 GHz UPPER MICROWAVE FLEXIBLE USE SERVICE LICENSES (AUCTION 101) AU Docket No. 18-85 1. By this Public Notice, the Wireless Telecommunications Bureau announces the availability of the FCC Auction Bidding System User Guide, which describes the features of the auction bidding system that will be used for Auction 101. This guide provides detailed instructions for bidding and viewing round results, and it includes the specifications for data file formats, including the format required for the bidding system’s bid upload feature. The user guide is available in electronic form under the “Education” section of the Auction 101 website at www.fcc.gov/auction/101, or directly at www.fcc.gov/file/14584/download, and will remain accessible on the Auction 101 web page for reference. 2. For further information about the user guide, email auction101@fcc.gov or contact the FCC Auctions Hotline at (717) 338-2868. - FCC - 2