| Warning Letter — Lucky Seven General Stores | 599056 Jan 2, 2020 |
| Warning Letter — Casey's General Store | 598964 Jan 2, 2020 |
| Warning Letter — Short Stop | 599057 Jan 2, 2020 |
| Warning Letter — Cenex | 598642 Dec 20, 2019 |
| Warning Letter — CENEX / FILL ME UP FOOD AND FUEL | 598457 Dec 19, 2019 |
| Warning Letter — MGM Wine And Spirits | 598103 Dec 12, 2019 |
| Warning Letter — Family Fresh Market | 598060 Dec 12, 2019 |
| Warning Letter — Palubicki's | 598059 Dec 12, 2019 |
| Warning Letter — Ortons / Cenex | 597967 Dec 12, 2019 |
| Warning Letter — Foxy's Bar And Grill | 597968 Dec 12, 2019 |
| Warning Letter — FILLME UP FOOD AND FUEL / AMOCO | 598101 Dec 12, 2019 |
| Warning Letter — Third Street Liquor | 598105 Dec 12, 2019 |
| Warning Letter — Lepier Oil Company | 598100 Dec 12, 2019 |
| Warning Letter — Speedway / Supermom's | 597851 Dec 12, 2019 |
| Warning Letter — Luoma Egg Ranch, Inc. | 588099 Dec 10, 2019 |
| Warning Letter — Al & Laura's Foods | 597340 Dec 5, 2019 |
| Warning Letter — Arlington Liquors | 597341 Dec 5, 2019 |
| Warning Letter — Root River Saloon | 597106 Nov 27, 2019 |
| Warning Letter — Holiday | 597092 Nov 27, 2019 |
| Warning Letter — Midway Gas Bar And Grill | 597095 Nov 27, 2019 |
| Warning Letter — BIG CHIEF GENERAL STORE / MARATHON | 597093 Nov 27, 2019 |
| Warning Letter — D.A.Y. Farm | 591433 Nov 25, 2019 |
| Warning Letter — Sunshine Foods | 596777 Nov 21, 2019 |
| Warning Letter — Fill Me Up / Cenex | 596519 Nov 21, 2019 |
| Warning Letter — Cenex | 596511 Nov 21, 2019 |
| Warning Letter — Shell | 596520 Nov 21, 2019 |
| Warning Letter — Midway Tobacco Marketplace | 596764 Nov 21, 2019 |
| Warning Letter — Buzz Mart | 596189 Nov 14, 2019 |
| Warning Letter — Pete's 1 Stop | 596059 Nov 14, 2019 |
| Warning Letter — Tesoro/Main Street Express | 595776 Nov 7, 2019 |
| Warning Letter — Saint Cloud Tobacco | 595643 Nov 7, 2019 |
| Warning Letter — Lake Region Co-Op / Cenex | 595884 Nov 7, 2019 |
| Warning Letter — Buffalo Smoke Shop | 595778 Nov 7, 2019 |
| Warning Letter — Cheers Liquor | 595144 Oct 31, 2019 |
| Warning Letter — Bp | 595139 Oct 31, 2019 |
| Warning Letter — Gilman Liquor | 595428 Oct 31, 2019 |
| Warning Letter — Northbound Liquor | 595453 Oct 31, 2019 |
| Warning Letter — Reed's 4Th Avenue | 595145 Oct 31, 2019 |
| Warning Letter — KING TOBACCO | 594736 Oct 24, 2019 |
| Warning Letter — Petes Corner | 594738 Oct 24, 2019 |
| Warning Letter — Glynn's Motormart / Shell | 594737 Oct 24, 2019 |
| Warning Letter — MED CITY VAPORS | 594734 Oct 24, 2019 |
| Warning Letter — BP | 594735 Oct 24, 2019 |
| Warning Letter — Windrift Restaurant And Lounge | 594948 Oct 24, 2019 |
| Warning Letter — Sam's Market & Deli | 594364 Oct 17, 2019 |
| Warning Letter — Vino & Stogies Liquors | 594459 Oct 17, 2019 |
| Warning Letter — TOBACCO+ | 594232 Oct 17, 2019 |
| Warning Letter — Oronoco Gas 'N Go | 594333 Oct 17, 2019 |
| Warning Letter — Lindner-Hagen Grocers, Inc | 593816 Oct 10, 2019 |
| Warning Letter — SuperAmerica | 593818 Oct 10, 2019 |