| Warning Letter — Marathon | 455561 Apr 9, 2015 |
| Warning Letter — Mill's Country Market | 455467 Apr 9, 2015 |
| Warning Letter — Casey's General Store | 455468 Apr 9, 2015 |
| Warning Letter — Dave's Oil/BP | 455604 Apr 9, 2015 |
| Warning Letter — Winner / Pump N Munch | 455466 Apr 9, 2015 |
| Warning Letter — Truckers Inn | 455366 Apr 9, 2015 |
| Warning Letter — Kmart #3405 | 454723 Apr 2, 2015 |
| Warning Letter — BP Shop | 454680 Apr 2, 2015 |
| Warning Letter — Bottle House | 454677 Apr 2, 2015 |
| Warning Letter — Midwest Market & Halal Meats | 454697 Apr 2, 2015 |
| Warning Letter — Kieran's Irish Pub | 454696 Apr 2, 2015 |
| Warning Letter — S.A.V.E. Tobacco-Liquor | 454816 Apr 2, 2015 |
| Warning Letter — Nick's Discount Liquor | 454981 Apr 2, 2015 |
| Warning Letter — Smoke Shop | 454704 Apr 2, 2015 |
| Warning Letter — Superamerica | 454817 Apr 2, 2015 |
| Warning Letter — Super America | 454961 Apr 2, 2015 |
| Warning Letter — County Market | 454901 Apr 2, 2015 |
| Warning Letter — Holiday | 454084 Mar 26, 2015 |
| Warning Letter — Chisago Country Store | 454352 Mar 26, 2015 |
| Warning Letter — Mortimer's Bar & Restaurant | 454292 Mar 26, 2015 |
| Warning Letter — Emerson Food Market | 454316 Mar 26, 2015 |
| Warning Letter — Hy-Vee Gas | 454122 Mar 26, 2015 |
| Warning Letter — Third Avenue Foods | 454289 Mar 26, 2015 |
| Warning Letter — Kwik Trip | 454277 Mar 26, 2015 |
| Warning Letter — Royal Cigar & Tobacco | 454444 Mar 26, 2015 |
| Warning Letter — Bobby's Corner Market | 454353 Mar 26, 2015 |
| Warning Letter — Tobacco Den | 454272 Mar 26, 2015 |
| Warning Letter — Lake Street Tobacco | 454275 Mar 26, 2015 |
| Warning Letter — Ron's Service/Fuel Max | 454092 Mar 26, 2015 |
| Warning Letter — Mobil | 453695 Mar 19, 2015 |
| Warning Letter — Shell / Roadrunner Fuel | 453510 Mar 19, 2015 |
| Warning Letter — Motomart | 453547 Mar 19, 2015 |
| Warning Letter — Austin Tobacco | 453460 Mar 19, 2015 |
| Warning Letter — Casablanca Foods | 453548 Mar 19, 2015 |
| Warning Letter — Reed's 4Th Avenue | 453590 Mar 19, 2015 |
| Warning Letter — Cenex | 453462 Mar 19, 2015 |
| Warning Letter — 331 LIQUORS | 453461 Mar 19, 2015 |
| Warning Letter — Mapleton Municipal Liquor Store | 453424 Mar 19, 2015 |
| Warning Letter — Ankeny's Mini Mart #1/Sinclair | 453589 Mar 19, 2015 |
| Warning Letter — Bell Liquor | 453508 Mar 19, 2015 |
| Warning Letter — Speedway | 453509 Mar 19, 2015 |
| Warning Letter — East Village Market | 453699 Mar 19, 2015 |
| Warning Letter — Pro Shop | 453735 Mar 19, 2015 |
| Warning Letter — Skyline Food Market | 452919 Mar 12, 2015 |
| Warning Letter — Neighborhood Grocery | 452920 Mar 12, 2015 |
| Warning Letter — The Local | 452952 Mar 12, 2015 |
| Warning Letter — Zenteno's / Food Mart | 452063 Feb 26, 2015 |
| Warning Letter — Centennial Liquor | 451725 Feb 26, 2015 |
| Warning Letter — Tobacco E-Cig's Center | 451700 Feb 26, 2015 |
| Warning Letter — Speedway 4404 | 451726 Feb 26, 2015 |