| Warning Letter — Pick-A-Dilly | 311038 May 31, 2012 |
| Warning Letter — Kaseyville Store | 310919 May 31, 2012 |
| Warning Letter — U S Smoke Shop | 311039 May 31, 2012 |
| Warning Letter — BP | 309418 May 24, 2012 |
| Warning Letter — Mr. G's Liquor | 309178 May 24, 2012 |
| Warning Letter — Westland Travel Center | 309421 May 24, 2012 |
| Warning Letter — Wright Brothers Store | 309321 May 24, 2012 |
| Warning Letter — Bullwinkles | 292397 May 24, 2012 |
| Warning Letter — Conoco | 306998 May 17, 2012 |
| Warning Letter — Carson's Sports Bar & Restaurant | 306801 May 17, 2012 |
| Warning Letter — Flash Market | 306740 May 17, 2012 |
| Warning Letter — Walgreens #4671 | 306984 May 17, 2012 |
| Warning Letter — Phillips Kwik Stop/Phillips 66 | 307038 May 17, 2012 |
| Warning Letter — BP | 304539 May 10, 2012 |
| Warning Letter — King Petroleum | 304579 May 10, 2012 |
| Warning Letter — Scooters Express | 302459 May 3, 2012 |
| Warning Letter — Crazy Deals | 304798 May 3, 2012 |
| Warning Letter — Conoco / Maplewood Fuel Mart | 302018 May 3, 2012 |
| Warning Letter — Ugo's Bait House | 302319 May 3, 2012 |
| Warning Letter — BP | 302599 May 3, 2012 |
| Warning Letter — Spokane Handi Mart | 302480 May 3, 2012 |
| Warning Letter — Schnucks | 302539 May 3, 2012 |
| Warning Letter — BP | 302419 May 3, 2012 |
| Warning Letter — Conoco | 299919 Apr 26, 2012 |
| Warning Letter — The Coffee Cartel | 300463 Apr 26, 2012 |
| Warning Letter — Conoco | 299901 Apr 26, 2012 |
| Warning Letter — Amerimart #9 | 299966 Apr 26, 2012 |
| Warning Letter — D. D. T. Package Liquor | 299898 Apr 26, 2012 |
| Warning Letter — Big Daddy's | 300458 Apr 26, 2012 |
| Warning Letter — Manchester Market | 299959 Apr 26, 2012 |
| Warning Letter — Area IV Station, Inc. | 299969 Apr 26, 2012 |
| Warning Letter — Southtown Pub | 299998 Apr 26, 2012 |
| Warning Letter — Nick's Pub | 298098 Apr 19, 2012 |
| Warning Letter — Schnucks | 298020 Apr 19, 2012 |
| Warning Letter — Energy Express/Phillips 66 | 298019 Apr 19, 2012 |
| Warning Letter — Midway Gas & Grill, Inc. | 298518 Apr 19, 2012 |
| Warning Letter — Convenient Food Mart | 298598 Apr 19, 2012 |
| Warning Letter — Break Time | 298021 Apr 19, 2012 |
| Warning Letter — 7-Eleven #30285 | 298057 Apr 19, 2012 |
| Warning Letter — Biele Street Pub | 298017 Apr 19, 2012 |
| Warning Letter — The Famous Bar | 298218 Apr 19, 2012 |
| Warning Letter — La Plata Short Stop | 298559 Apr 19, 2012 |
| Warning Letter — Chouteau Mini Mart | 296457 Apr 12, 2012 |
| Warning Letter — Hen House Market | 296137 Apr 12, 2012 |
| Warning Letter — Fuel N Treat | 293679 Apr 5, 2012 |
| Warning Letter — Phillips 66/Everyday | 294158 Apr 5, 2012 |
| Warning Letter — Millennium Super Stop | 293678 Apr 5, 2012 |
| Warning Letter — Pin-Up Bowl | 294057 Apr 5, 2012 |
| Warning Letter — B & T One Stop | 293677 Apr 5, 2012 |
| Warning Letter — Family Market | 292677 Mar 29, 2012 |