Pawn shops, gun stores and cannabis dispensaries don't look alike, but they have more in common than you'd think. Each sells a mix of high-value and everyday items, each faces closer scrutiny than a typical retailer, and each deals with prices that change for reasons outside the owner's control: metal markets, supplier costs, demand swings, taxes and promotions.
This article pulls together the price-display lessons that apply across all three, and to specialty retail in general.
General information, not legal advice. Rules vary by state and by product category.
Lesson 1: The shelf price is a promise
In every one of these stores, the price a customer sees should be the price they pay. That isn't just good service. Many states send weights-and-measures inspectors to check, typically following the NIST Handbook 130 price verification procedure:
- A store passes an inspection with 98% accuracy or better.
- Small stores (roughly three registers or fewer) are usually checked with a sample of about 50 items; larger stores with 100 or more.
- Both overcharges and undercharges can count as errors at lower enforcement levels, though only overcharges count toward fines.
Specialty stores tend to fail for the same reason: prices change often, and a paper tag doesn't change with them. A pawn shop's gold prices follow the market. A gun store's ammo prices follow supplier costs. A dispensary's prices follow daily deals. In all three, the fix is the same: one price source that feeds both the tag and the register.
Lesson 2: Show the full price customers will pay
Hidden or surprise charges erode trust quickly, and some states now regulate them. California's SB 478 "junk fee" law, in effect since July 1, 2024, requires displayed prices to include all mandatory fees other than government taxes. Compliance publication Cannabis Regulations AI notes that this applies to shelf tags and menus in cannabis retail, but the law itself is general and reaches other California businesses too.
Even where it isn't required, showing the full price (or clearly stating what's added at checkout) avoids difficult conversations at the counter. Dispensaries often debate tax-inclusive "out-the-door" pricing for exactly this reason.
Lesson 3: Sales need a real "regular price"
The FTC's Guides Against Deceptive Pricing (16 CFR Part 233) apply to every retailer:
- A former price used in a "was/now" comparison must be a genuine price offered openly and in good faith for a reasonably substantial period.
- A comparison to other stores' prices must reflect what substantial sales in your area actually happen at.
- An unstated discount must be big enough that shoppers would see it as a real saving.
Specialty stores run into trouble here in predictable ways: an item that's "on sale" nearly all the time, a "was" price that only existed briefly during a demand spike, or a gold item whose "regular price" was just yesterday's market. Keeping a price history protects you.
Lesson 4: Explain how your prices are set
Customers in specialty stores are often experienced buyers who check prices online. They're more likely to trust a price they understand. Simple, honest explanations work best:
- Pawn and precious metals: "Our gold and silver prices follow the market plus a set premium."
- Firearms and ammo: "Ammo prices reflect our current supplier cost; per-round prices are shown on every tag."
- Cannabis: "Shelf prices include all taxes" or "Taxes are added at checkout."
This matters more as pricing laws evolve. New York's Algorithmic Pricing Disclosure Act, in effect since November 2025, requires a specific disclosure when a price is set by an algorithm using a customer's personal data. Most specialty stores don't price that way, and if you price the same for everyone you can say so plainly.
Lesson 5: Match the technology to what drives your prices
Digital price tags are not one product category. They fall broadly into:
- General-purpose systems that connect to a point-of-sale system and push prices you set, suited to stores whose prices change because of supplier costs or promotions.
- Market-linked systems that calculate prices from an outside feed. PriceTaglet is one example, built for pawn shops, coin dealers and jewelers to tie tag prices to live gold, silver and platinum prices.
- Category-specific systems, such as digital menus designed around cannabis tax and tracking requirements.
A pawn shop with a jewelry case and a gun counter might reasonably use a market-linked system for the jewelry and something else, or paper, for firearms. There's no rule that one store needs one system.
A short checklist for any specialty retailer
- Can you guarantee the shelf price matches the register?
- Does the displayed price include everything mandatory, or clearly say what's added?
- Can you prove every "was" price was real?
- Can staff explain your pricing in one sentence?
- Does your price display technology fit what actually moves your prices?
If you can answer yes to all five, your price display is doing its job. For a closer look at the precious-metals side, see our guide to how pawn shops can display accurate gold prices.
Sources
Sources
- https://www.nist.gov/document/2026-hb-130-section-v
- https://www.ecfr.gov/current/title-16/chapter-I/subchapter-B/part-233
- https://www.jonesday.com/en/insights/2025/11/new-yorks-novel-algorithmic-pricing-disclosure-law-takes-effect
- https://www.cannabisregulations.ai/cannabis-and-hemp-regulations-compliance-ai-blog/california-junk-fee-law-cannabis-thc-drinks-2025
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