If you're using it for a nicotine fix, an expired vape might not deliver the satisfaction you're looking for
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Bring your completed form, proof of identity, and other documents when you visit the MVC
If they appear brittle or have visible mold, they are definitely expired
"Vaping can cause your mouth and gums to dry out, resulting in dry mouth, when your mouth is dry, you are at a high risk for tooth decay and gum disease" If you do vape regularly, it's even more important to stay hydrated to mimise the risk of tooth decay
You can begin using both the patch and gum or lozenge, or if withdrawal symptoms persist, you can add gum or lozenge later