| Warning Letter — Circle K | 540889 Nov 9, 2017 |
| Warning Letter — Glass Monkey Smoke Shop | 540275 Nov 2, 2017 |
| Warning Letter — Circle K | 540406 Nov 2, 2017 |
| Warning Letter — Fry's | 540292 Nov 2, 2017 |
| Warning Letter — Walgreens | 540379 Nov 2, 2017 |
| Warning Letter — Valley Fair Liquor | 540010 Oct 26, 2017 |
| Warning Letter — E-Cig City | 540001 Oct 26, 2017 |
| Warning Letter — Chevron/4 Sons | 539537 Oct 19, 2017 |
| Warning Letter — Circle K | 539495 Oct 19, 2017 |
| Warning Letter — Frontier Tobacco | 539616 Oct 19, 2017 |
| Warning Letter — Elliot Market/Shell | 539503 Oct 19, 2017 |
| Warning Letter — Biomin Industries, Inc. | 522767 Oct 13, 2017 |
| Warning Letter — Ford On Fifth LLC | 539175 Oct 13, 2017 |
| Warning Letter — Vape Escapes | 539084 Oct 12, 2017 |
| Warning Letter — Bashas' | 539180 Oct 12, 2017 |
| Warning Letter — LA Smoke Shop | 539177 Oct 12, 2017 |
| Warning Letter — Shell/Pebblestone Market | 538786 Oct 5, 2017 |
| Warning Letter — Walgreens | 538564 Oct 5, 2017 |
| Warning Letter — Dollar General | 538534 Oct 5, 2017 |
| Warning Letter — One Stop Smoke Shop | 538533 Oct 5, 2017 |
| Warning Letter — Thomas Liquors | 538535 Oct 5, 2017 |
| Warning Letter — AH Smoke & Vape | 538689 Oct 5, 2017 |
| Warning Letter — Carniceria El Camino | 538615 Oct 5, 2017 |
| Warning Letter — Http://Www.911Vape4Less.Com | 533275 Sep 29, 2017 |
| Warning Letter — Quick And Easy / Mobil | 538286 Sep 28, 2017 |
| Warning Letter — Chevron Food Mart | 538164 Sep 28, 2017 |
| Warning Letter — Walgreens | 538347 Sep 28, 2017 |
| Warning Letter — Food Mart/Chevron | 538414 Sep 28, 2017 |
| Warning Letter — Corner Store | 538165 Sep 28, 2017 |
| Warning Letter — Diasol, Inc | 535734 Sep 25, 2017 |
| Warning Letter — 4 Sons/Chevron | 537842 Sep 21, 2017 |
| Warning Letter — Arco | 537770 Sep 21, 2017 |
| Warning Letter — Chevron/4 Sons | 537839 Sep 21, 2017 |
| Warning Letter — Paraphernalia Boutique | 537768 Sep 21, 2017 |
| Warning Letter — M & F Smoke Shop | 537453 Sep 14, 2017 |
| Warning Letter — Cordes Market | 537412 Sep 14, 2017 |
| Warning Letter — SHELL / QUICK N EASY | 537418 Sep 14, 2017 |
| Warning Letter — Cerreta Candy Company, Inc. | 537087 Sep 13, 2017 |
| Warning Letter — SMOKE-N-420 | 536981 Sep 7, 2017 |
| Warning Letter — Smoke & Vape Smoke Shop | 536982 Sep 7, 2017 |
| Warning Letter — WR Group | 524181 Sep 7, 2017 |
| Warning Letter — Shell/Minute Mart | 536876 Sep 7, 2017 |
| Warning Letter — Chevron Food Mart | 536947 Sep 7, 2017 |
| Warning Letter — Bashas | 536980 Sep 7, 2017 |
| Warning Letter — Kings Food Mart | 536916 Sep 7, 2017 |
| Warning Letter — Fry's Gas | 536470 Aug 31, 2017 |
| Warning Letter — Walgreens | 536381 Aug 31, 2017 |
| Warning Letter — McGaughs Smoke & Bottle | 535690 Aug 24, 2017 |
| Warning Letter — Albertson's | 535824 Aug 24, 2017 |
| Warning Letter — Arco Travel Center | 535913 Aug 24, 2017 |