| Warning Letter — Cottage Resort & Market | 537912 Sep 21, 2017 |
| Warning Letter — Conoco | 537785 Sep 21, 2017 |
| Warning Letter — Ayerco | 537981 Sep 21, 2017 |
| Warning Letter — Dollar General | 537680 Sep 21, 2017 |
| Warning Letter — Price Chopper | 537865 Sep 21, 2017 |
| Warning Letter — Dierbergs | 537516 Sep 14, 2017 |
| Warning Letter — Piggly Wiggly | 537456 Sep 14, 2017 |
| Warning Letter — Discount Cigarettes & Beer | 537455 Sep 14, 2017 |
| Warning Letter — G & H Vapor Shop | 537238 Sep 14, 2017 |
| Warning Letter — Circle K/Phillips 66 | 537377 Sep 14, 2017 |
| Warning Letter — Kum & Go | 537206 Sep 14, 2017 |
| Warning Letter — Casey's General Store | 537336 Sep 14, 2017 |
| Warning Letter — Circle K | 537496 Sep 14, 2017 |
| Warning Letter — Vapor Up | 537381 Sep 14, 2017 |
| Warning Letter — Cigarette Express | 537321 Sep 14, 2017 |
| Warning Letter — Kwikserv #6/Valero | 537450 Sep 14, 2017 |
| Warning Letter — Liquid Smoke Vapor Shop | 537042 Sep 7, 2017 |
| Warning Letter — Asian Spices | 536829 Sep 7, 2017 |
| Warning Letter — Minit Food Mart | 536905 Sep 7, 2017 |
| Warning Letter — 7-Eleven | 536854 Sep 7, 2017 |
| Warning Letter — BP | 537012 Sep 7, 2017 |
| Warning Letter — Westwood Catering & Deli | 536929 Sep 7, 2017 |
| Warning Letter — Meridian Medical Technologies, LLC A Subsidiary Of Kindeva Drug Delivery, L.P. | 525881 Sep 5, 2017 |
| Warning Letter — One Stop Shop | 536264 Aug 31, 2017 |
| Warning Letter — Smoker's Palace | 536603 Aug 31, 2017 |
| Warning Letter — Arch Quick Mart | 535938 Aug 24, 2017 |
| Warning Letter — Phillips 66 | 535796 Aug 24, 2017 |
| Warning Letter — Munch-N-Pump | 536056 Aug 24, 2017 |
| Warning Letter — Discount Liquor & Tobacco | 535880 Aug 24, 2017 |
| Warning Letter — Phillips 66 / Gas Mart 11 | 535811 Aug 24, 2017 |
| Warning Letter — Woods Supermarket | 536039 Aug 24, 2017 |
| Warning Letter — Lake Liquor | 536112 Aug 24, 2017 |
| Warning Letter — Mobil | 536036 Aug 24, 2017 |
| Warning Letter — Family Dollar | 535976 Aug 24, 2017 |
| Warning Letter — Dollar General | 535841 Aug 24, 2017 |
| Warning Letter — Universal Food Market | 535503 Aug 17, 2017 |
| Warning Letter — Gier Oil Company Inc | 535413 Aug 17, 2017 |
| Warning Letter — Fast Gas-N-Snax | 535324 Aug 17, 2017 |
| Warning Letter — Cosentino's Price Chopper | 535339 Aug 17, 2017 |
| Warning Letter — Fuel-R-Up | 535366 Aug 17, 2017 |
| Warning Letter — Taylors Stateline Liquor Store | 534621 Aug 10, 2017 |
| Warning Letter — C & R Market | 534784 Aug 10, 2017 |
| Warning Letter — A-1 Liquor | 534861 Aug 10, 2017 |
| Warning Letter — Smokers' Outlet | 534896 Aug 10, 2017 |
| Warning Letter — BP | 534687 Aug 10, 2017 |
| Warning Letter — Xpress Mart | 534620 Aug 10, 2017 |
| Warning Letter — Circle K/Shell | 534916 Aug 10, 2017 |
| Warning Letter — Maximum Vapors LLC | 534513 Aug 10, 2017 |
| Warning Letter — Heartland Express | 534622 Aug 10, 2017 |
| Warning Letter — Fuel Expresso | 534726 Aug 10, 2017 |